1.Because of the bad weather, the plane couldn't touch down (IMPOSSIPLE)

=> It's impossible for the plane to touch now in the bad weather

2. My brother likes science fiction books very much (FOND)

My brother __is fond of science fiction books very much

3. "I've already see the New Tech Exhibition" (SAID)

Peter _said that he had already to see the New Tech Exhibition

4. "The plane will be leaving in thirty five minutes" (ANNOUCED)

They ___annouced the plane would be leaving in thirty five minutes

5. A robot will easily handled all household chorez in the near future (BE)

All household chores ___will easily be handled by a robot in the near future

6. Thomas Edison established his first laboratory facility in1876 (UP)

Thomas Edison ___ made up his first experimental facility in 1876

7. "What about going to the Science and Technology Fair ?" Mark said to me (SHOULD)

Mark ____suggested me that I should go to the Science and Technology Fair

8. Don't waste time persuading him to go with us (WORTH)

It's ___worth to waste time persuading him to go with us

9. Why has nk one thought of a way to make aircraft quieter? (COME)

Why _has no one come up with the idea of making aircraft quieter

10. We arrived at the cinema, but the film had finished (TIME)

By __the time we arrived , the film had finished