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用所給詞的適當形式填空．

My homework is ________ (educate).

用所給詞的適當形式填空

I'm afraid of ________ (make) mistake.

用所給詞的適當形式填空

________ (study) online is a new way of study.

用所給詞的適當形式填空

He can't walk, but he didn't give up ________. (study)

用所給詞的適當形式填空

They are both ________. (pilot)

用所給詞的適當形式填空

Fangfang is ________ (sit) in a wheelchair.

用所給詞的適當形式填空

I admire his ________. (determine)

用所給詞的適當形式填空

Yang Liwei is famous for his ________ (one) fly to the space.

用所給詞的適當形式填空

Make good ________ of the Internet, it's ________. (use)

用詞的正確形式填空．

Conservation means ________ (save) something.