题目内容：

根据句子及所给汉语注释,在空处写出单词或短语的正确形式.(每空一词)

1. _________, we had to decide what to do.(显然)

2.The robber was _______ by the police when boarding a plane for Paris.(发现)

3.She admitted having trouble__________ her studies and playing basketball.（平衡）

4.I suppose the book’s worst ________ is its lack of good taste.(缺点)

5.Scientist have many _________ about how the universe came into being.(理论)

6.The Chinese people have the ________ of respecting the old and loving the young.(传统)

7.You promised you would take the children camping, so you must _____  ______  _______.（守信）

8.Don’t think you can _______  _______  _______ telling lies.（被放过）

9.He could not _________  ________ his absence from school.（解释）

10.He ___________  _______ finish his work on time.(设法)