I.1~5 BDBCB 6~10 BDCBD
11~15 BDDCC 16~20 BACDD
II.1.owner 2.importance 3.were 4.helpful 5.funny 6.worride 7.younger 8.youself9.friendship 10.chatting
III.1.Dong't laugh at the old people
2.His parents are very strict with him
3.Children have plenty of time to do their home work now
4.l'm getting along/on well with my classmates
5.Have you come up with a good idea?
IV.1.to do 2.to get 3.was allowed to 4.didn't use 5.can she
V.1~5 DBGCF
VI.1~5 CDDBC 6~10 DADCC
VII.1~5 BDBDC 6~10 CCBAD
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