1 . It has been ________ (确认) that the meeting will take place next week. （根据汉语提示单词拼写）

2 . Usually，each book has its own _________ (目录) in the front of it. (根据汉语提示单词拼写)

3 . When ________(compare) different cultures, we often pay attention only to the differences without noticing the many similarities. （所给词的适当形式填空）

4 . We are required to clean our hands ____________(不断地) in order to protect ourselves against infection.

5 . They went to the show out of __________ (好奇心) more than anything else.

6 . Filled with __________ (curious), the artist packed his bags and left. (所给词的适当形式填空)

7 . There are probably lots of strange _______ (生物) in that lake.

8 . If you have any question about this Exam Paper, you can c_______ me by WeChat or QQ.

9 . Your explanation has clearly ______________ (阐明) the long and difficult sentence.

10 . One of the   __________(教练) is actually a former football player.