1 . I know how easy it is to begin smoking and how t_________ it is to stop, so never try smoking. (根据首字母单词拼写)

2 . The street was c_________ with crazy fans of the pop star. (根据首字母单词拼写)

3 . Doing morning exercises will be b_________ to your health. (根据首字母单词拼写)

4 . The policeman asked the stranger to show his i_________ card. (根据首字母单词拼写)

5 . The officials were eager to c________ us of the safety of the nuclear reactors. （根据首字母单词拼写）

6 . Body language is very useful in our i________ with other people.（根据首字母单词拼写）

7 . We all w________ the terrible accident, and it was the driver’s fault. （根据首字母单词拼写）

8 . These regular customers will have a p________ for these gifts. （根据首字母单词拼写）

9 . Let’s keep this conversation b___________; I have a plane to catch. (根据首字母单词拼写)

10 . An excellent idea o___________ to me when I woke up this morning. (根据首字母单词拼写)