I.     TIME

    A. Use IN with months, years, seasons, and parts of the day.

            1. We started work in April.
            2. She was born in 1960.
            3. I always take a vacation in the summer.
            4. He works in the morning, sleeps in the afternoon, and
                studies in the evening.

    B. Use ON with days of the week and with complete dates.

            1. We go to church on Sunday.
            2. I go to school on Monday, Wednesday and Friday.
            3. He was born on May 25, 1970.
            4. They were married on June 15th.

    C. Use AT for specific times of the day, with hours and minutes.

             1. He starts work at 8:00.
             2. They eat lunch at noon.
             3. She got home at midnight.

                                Special expression: at night. He works at night.

                                Practice IN, ON, AT with expressions of time.

                                        WHEN DID THEY ARRIVE?
 

1._____ Monday                     6._____ 1975                     11._____December

2. _____noon                          7._____ July 1st                  12._____ the winter

3. _____the evening                 8._____ January                  13._____ January 10th

4. _____night                           9._____ 10 o'clock             14. _____ Saturday

5. _____May                         10._____ May 5th                15. ______the afternoon.
 

                Fill in the blank with the correct preposition -- IN, ON, AT.

 1.   He was born ___April.
 2.   He was born _____April 1, 1965.
 3.   I like to study the morning and watch TV ___night.
 4.   The leaves change color ____the fall.
 5.   Flowers are beautiful ____ the spring.
 6.   I always go shopping____ Friday.
 7.  We start our class ____noon.
 8.   Thanksgiving is ___ November.
 9.   Christmas is _____December 25th.
10.  The class usually has a break ____ 9:30.

II. ADDRESSES AND RESIDENCES

    A. Use IN with the names of cities, states, countries, and large areas.
        1. We live in Miami.
        2. The weather is warm in Florida.
        3. English is spoken in the United States.
        4. France is in Europe.
        5. California is in the West.

    B. Use ON with the names of streets and avenues.
        1. The school is on Twentv-Second Avenue.
        2. There are many palm trees on Biscayne Boulevard.
        3. There are many shops on Flagler Street.

    C.Use AT with complete numbers and addresses.
        1. The Main Library is located at 101 West Flagler Street.
         2. She lives at 9412 S.W. 12th Street.

                                                    EXERCISES

                    Practice IN, ON, AT with addresses and residences.

                                        WHERE DO THEY LIVE?

1. _____ Mexico                    6. _______Europe           11. ________S. America

2.______California                 7. _______the North       12. ________New York

3.______ Biscayne Blvd.        8._______ the East          13.________ the South
.
4.______ 212 Bird Rd.          9._______55 2nd Ave.     14.________ S.W. 3rd St.

5.______ Flagler St.             10. ______SW 8th St.       15. _______Denver

                Fill in the blanks with the correct preposition -- IN, ON, AT.

1. New York is located ____the North.
2. They live ____Fifth Avenue.
3. He lives ____211 Fifth Avenue.
4. The museum is _____Washington, D.C.
5. Switzerland is located ____ Europe
6. There is a lot of oil ____Alaska.

III   PLACE AND LOCATION

    A Use IN in situations which mean inside, within, or interior.

        1. The fish are in the water.
        2. The children are in the swimming pool.
        3. We are in the classroom.
        4. The papers are in the desk drawer.

    B. Use ON in situations which mean surface or top.
         1. The clock is on the wall.
         2. The books are on the desk.
         3. The lights are on the ceiling.
         4. The cafeteria is on the first floor.

     C. Use AT with specific places or points (away from the speaker).
          1. The children are not at school today.  They are at home.
           2. Sharon's husband is at work.
           3. He is studying engineering at the university.
           4. They're at the beach because it's a beautiful day.

    Also: Use AT with other places: church         the post office
                                                      the office    the hotel
                                                      the store     the restaurant

    D. Special Problems and Special Situations:

            1. The children are in the house.
                The children are at home.
            2. The patient is in the hospital.
                The patient is at the hospital.
            3. Dinner is on the table.
                The family is sitting at the table.
            4.She's in bed.
                She's on the bed.
            5. She's sitting in the chair.
                She's sitting on the sofa.
            6. We travel on a bus or on a plane.
                We ride in a car or in a taxi.
            7.The bus stop is on the corner.
                The chair is in the corner.

                                                    EXERCISES

                        Practice IN, ON, AT with expressions of location and place.

                                                WHERE ARE THEY?

    1. ____school, studying English.
    2. ____the beach, swimming
    3. ____home
    4. ____the classroom
    5. ____the corner, waiting for the bus
    6. ____the sidewalk
    7. ____the table, eating dinner
    8. ____the tenth floor
    9. ____church
   10.____ work
   11. ____the water
   12. ____the car
   13. ____the bus
   14._____ the house
   15._____ the store, shopping
   16._____ the first floor
   17. _____a hotel in Mexico
   18. _____ the post office, buying stamps
   19. _____Florida International University
   20 ______the United States
 

                    Fill in the blanks with the correct preposition  --  IN, ON, AT.
 

1. She teaches English ___the University of Miami.
2. I am afraid to travel ___ a plane.
3. The students are ___ the library doing research on Florida.
4. If you open the desk, you will find the paper ___the drawer.
5. She's very sick. She has been ___the hospital for a week.
6. I don't like to sit ___this chair because it's not comfortable.
7. The magazines are___ the shelf over there.
8. Mary is ___ home, the children are ____school, and her husband is ___ work.

                                        REVIEW: IN - ON - AT