1 . He felt a sense of relief ______ moment he got his medical examination report. (用适当的词填空)

2 . Theory and practice are two sides of ________ same coin, which depend on each other. （用适当的词填空）

3 . _______________ (那一年) he was killed in an accident, he was at the peak of his career. (根据汉语意思完成句子)

5 . I'm not sure which is more frightened, me or the female gorilla(大猩猩）that suddenly appears out of nowhere. I'm walking on a path in the forest in the Central African Republic. Unexpectedly, I'm face-to-face with the gorilla, who begins screaming at __________ top of her lungs.

6 . Diets have changed in China — and so too has its top crop. Since 2011,the country has grown more corn than rice. Corn production has jumped nearly 125 percent over ________ past 25 years, while rice has increased only 7 percent.

8 . The church, which was completed only two months ago, was burnt to________ ground last night. (用适当的词填空)

9 . John gave up his teaching career to go on _________ stage. (用适当的词填空)

10 . ________ part teachers play in society is great. (用适当的词填空)