1 . Part of the difficulty is that he is so hard to ________ (归类). (根据汉语提示单词拼写)

2 . It has been c______ that the global space economy is to increase by billions of dollars in the years to come. (根据首字母单词拼写)

3 . Why b___________to go abroad when there are so many nice places here? （根据首字母单词拼写）

4 . It is e________ that the damage caused by the earthquake has been over a hundred million dollars. （根据首字母单词拼写）

5 . There can be no ________ (否认) that the technology has a huge impact on our daily life. (根据汉语提示单词拼写)

6 . Rather than go home, he always prefers to w________(徘徊) on the street when his parents quarrel. (根据中英文提示单词拼写)

7 . There is no d________ (否认) that I have gained a lot from this fantastic Spoken English Club. (根据中英文提示单词拼写)

8 . This school is one of those that have gone to great l___________ to protect students’ eyes. (根据首字母单词拼写)

9 . Work hard, ________________ (否则) you will feel disappointed.(根据汉语提示单词拼写)

10 . It’s widely __________(承认) that life expectancy has something to do with lifestyle. (根据汉语提示单词拼写)