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根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Our monitor is polite and helpful and he is our teachers' good h ________．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Everybody is here and no one is a ________．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Outer space was unknown to m ________ at that time, but things have changed a lot．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Who was s ________ to be our host of the show, do you know?

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

The young man loved the sea when he was young and he joined the n ________ last year．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Armstrong has been a p ________ since he was young．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

Be quick!Or we will miss the f ________ to Mexico．

根據(jù)句意及首字母寫出單詞，請注意其正確形式。

－Who i ________ the light bulb?－Edison, the famous i ________．

用所給詞的適當形式填空。

－Who was the ________(discover)of the America?

－Columbus was．

用所給詞的適當形式填空。

Who do you think is the ________(famous)scientist that has ever lived?