1 . Don’t ________ (怀疑) him, for he is very reliable. (根据汉语提示单词拼写)

2 . Don’t h_________to ask him for help, for he’s willing to assist. (根据首字母单词拼写)

4 . Don’t d________ me from my studies. I will have an exam tomorrow. (根据首字母单词拼写)

5 . Don’t________ (打断) your parents when they are talking.

6 . Don’t h___________ to contact me if you need any more information. (根据首字母单词拼写)

7 . The manner _________ a telephone is answered gives the image of the organization, so _______ polite and pleasant when answering the telephone.

A．in which; be

B．where; be

C．which; being

D．in which; being