21.　 The ______(仆人) to the lady are all devoted.

20.　 20.School usually begins in ____(九月).

19.　 Be quite! The boss looks _________(严肃).

18.　 As we joined the crowd, I got ______(分开) from my friends.

17.　 You'd better recite some good ________(句子).

16.　 He ______(感知) his suggestion was unwelcome.

15.　 His new novel _______(销售) well.

14.　 The policeman ________(抓住) him by the collar.

13.　 __________(秘书) are wanted in our company.

12.　 Look! They are talking about something __________(秘密地).