哪位英语高手帮忙做一下这几道题，谢谢。

1 . People from different areas ______ on the sportsfield waiting for the opening ceremony. ( 1 )分
1.dissemble
2.assemble
3.resemble
4.ensemble
2 . I will be _______ the whole factory next week when the director’s away. ( 1 )分
1.in charge of
2.in the charge of
3.charged
4.charging
3 . He ______ the tourists and took them back to the coach. ( 1 )分
1.rounded out
2.rounded up
3.rounded
4.rounded upon
4 . They were _______ their military strength. ( 1 )分
1.building
2.making up
3.building up
4.breaking up
5 . The cruel step-mother met her ____ at last. ( 1 )分
1.conclusion
2.final
3.end
4.ending
6 . The song _____ my pleasant memories of the past. ( 1 )分
1.builds up
2.holds up
3.flares up
4.conjures up
7 . Intelligent students learn new things quicker because, in a sense, intelligence ______ itself. ( 1 )分
1.depends on
2.is fed up with
3.feeds back
4.feeds on
8 . Don’t let this opportunity ________. You may not have another one. ( 1 )分
1.go off
2.go away
3.go out
4.go by
9 . The book presents an interesting ______ of the rise and growth of the company. ( 1 )分
1.count
2.counting
3.account
4.accessibility
10 . If you move your eyes from word to word while reading, you cannot ______ your reading speed. ( 1 )分
1.acquaint
2.attempt
3.accelerate
4.attenuate