1 . The food waste in green bags ________ (be) processed on site into pieces to make biogas，which powers the city's buses. （所给词的适当形式填空）

2 . He felt upset the whole day, ___________ （blame）for cheating in the exam. (所给词的适当形式填空)

3 . At present, the workers ________(build) a new bridge where the cross-river traffic is heavy. （所给词的适当形式填空）

4 . The young man, when questioned why he ________(break) the law, just looked at the policeman and said nothing. (所给词的适当形式填空）

5 . The Great Wall of China is the longest man-made structure ever ________ (build) （所给词的适当形式填空）

6 . The findings might help people learn how to influence thoughts and ________ (behave) of others. （所给词的适当形式填空）

7 . Keeping a diary in English ________ (be) good for your study. （所给词的适当形式填空）

8 . We’re looking for people of all ages who have performed outstanding acts of ______（brave）, kindness or courage.

9 . Sonia explained ___________ how she would solve the problem. In ___________, she set an example to others preparing to make a speech.(brief)

10 . It makes sense to eat a reasonably _____________(balance) diet when you go on a diet. (所给词的适当形式填空)