10．Dictionaries are very h_________．We can look up new words in them．

C．根据句意，用所给词的适当形式完成句子：

9．Could you d_________ the accident that happened last night?

8．Last Sunday I sent him some flowers and cards as an e_________ of thanks．

7．I w_________ if the little boy would be a university student．

6．Linda has done medical r_________ for three years．She cares about the rights of patients．

5．My parents always tell me not to talk to_________ (陌生人)．

　　 B．根据句意及首字母提示完成句子：

4．Look! They are getting ready for the_________ (最后的)examination．

3．The mother always worries about her son’s_________ (安全)．

2．Next month l will_________ (采访) Mr．Green about his work．

　　 A．根据句意及汉语提示完成句子：

1．Who had taken the book away? It was a_________ (谜)．