1 . —These little kids have learned perfect table manners, haven’t they?
—Yes. They are accustomed _________ at meals.

A．not to talk

B．to not talk

C．not to talking

D．to not talking

2 . He likes f__________ his arms when talking to others, which makes people feel a sense of distance. (根据首字母单词拼写)

3 . I really enjoy ________ (listen) to music because it helps me relax and takes my mind away from other cares of the day. (所给词的适当形式填空)

4 . They are thinking of ________ (replace) the old TV with a new one. （所给词的适当形式填空）

5 . After g______________ from Tsinghua University, Tom now works as a designer in a big company. (根据首字母单词拼写)

6 . Limited supplies of food and water led to kangaroos____________(竞争)with sheep and cattle.