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英语单项选择1.---I am sorry I stepped outside for a smoke,Iwas ver

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英语单项选择
1.---I am sorry I stepped outside for a smoke,Iwas very tired.
---There is no_____for this while you are on duty.
A.reason B.excuse C.cause D.explanation
为什么不能选A?
2.My sister made good use of every minute to study,____to be admitted to Beijing University.
A.decided B.determined C.was determined D.made up his mind
为什么?
3.---What do you think it was that made her so upset?
---________.
A.lost her bike B.losing her bike
C.She lost her bike D.Because of losing her bike
为什么?
英语单项选择1.---I am sorry I stepped outside for a smoke,Iwas ver
1.A表示原因,B表示借口.
2.一个句子中两个并列的谓语之间要有连词连接.既然没有连词,说明不是并列结构,自然后面的应该是补语,determined是个形容词,be determined to do sth.固定结构.
3.do you think 是插入语,分析句意的时候可以去掉.what做的是it is 的表语,自然应该是名词(包括动名词)或形容词.因为后面有定语从句修饰,所以what所指代的应该是具有名词性质的.所以选择B.