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Scientists reported that more than 320 kinds of chemical components______in the tea leaves.
Scientists reported that more than 320 kinds of chemical components______in the tea leaves.
admin
2014-03-21
24
问题
Scientists reported that more than 320 kinds of chemical components______in the tea leaves.
选项
A、are contained
B、is contained
C、contains
D、contained
答案
A
解析
主谓一致题。本题考查句子由more than…of作主语时,动词应与of后的名词或代词保持一致;此外本题也考查被动结构,因此A正确。
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0
专业英语四级
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