1 . He had to ______ to his wife in order to avoid being overheard by their nosy neighbors.

A．whisper

B．scream

C．roar

D．remark

2 . He made a number of rude r________ about the food, which annoyed the restaurant owner very much. （根据首字母单词拼写）

3 . As a philosopher ____, the secret ____happiness is to think about positive things and stay optimistic.

A．retells; on

B．reminds; to

C．remarks; of

D．respects; in