Fill in the blank with one suitable preposition

XI. Fill in the blank with one suitable preposition.

1. A lot of people said they saw a UFO IN the sky.

2. Have you ever heard ABOUT UFOs?

3. The satellite will remain IN orbit for several years.

4. A pilot reported that he saw 9 large round objects traveling AT about 2800 meter an hours.

5. Once you get ON the space trip , you will be in a different world.

6. He traceled ON the space shuttle Discovery.

7. The first man walked ON the moon ON 21 July 1969.

8. Do you want to take a trip TO Mars?

9. One day on the moon lasts FOR 2 weeks.

10. The airplane had 125 passengers and crew ON broad.

XI. Fill in the blank with one suitable preposition.

1. A lot of people said they saw a UFO ___IN_______ the sky.

2. Have you ever heard ___ABOUT______ UFOs?

3. The satellite will remain ____IN_______ orbit for several years.

4. A pilot reported that he saw 9 large round objects traveling ____AT______ about 2800 meter an hours.

5. Once you get ____ON______ the space trip , you will be in a different world.

6. He traceled __ON___________ the space shuttle Discovery.

7. The first man walked __ON____________ the moon ___ON_________ 21 July 1969.

8. Do you want to take a trip __TO___ Mars?

9. One day on the moon lasts __FOR______ 2 weeks.

10. The airplane had 125 passengers and crew __ON_____ broad.

1. in

2. about

3. in

4. at

5. on

6. on

7. on/ on 

8. to

9. for

10. on

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