题目内容

__ many times, but she still didn't know how to do it.
A．She was taughtB．Having taughtC．Having been taughtD．She has taught
A
因为有but连接所以前后两个必须是完整的句子。
练习册系列答案
相关题目
Leave your key with a neighbor _______ you lock your-self out one day.
A．ever sinceB．even if
C．soon afterD．in case
Tom enjoyed himself so much _____ he visited his best friend in Beijing last year.
A. that           B which           C. when       D.where
I will go to the science palace to morrow _____it doesn’t rain heavily.
A．as ifB．in caseC．even ifD．so long as
You can arrive in Beijing earlier for the meeting, ______ you don’t mind taking the night train.
A．providedB．unlessC．thoughD．until
Many workers were organized to clear away_______ remained of the World Trade
Center.
A．thoseB．thatC．whatD．where
Most birds find it safe to sleep in the trees, but ____ they have eggs or young chicks, they don’t use a nest.
A．whyB．howC．unlessD．where
_I like to have my photos taken_______there are mountains and rivers.
A．thereB．in whichC．whenD．where
_____ she was afraid at that time, she would say no to the plan.
A．But forB．IfC．But thatD．When

违法和不良信息举报电话：027-86699610 举报邮箱：58377363@163.com

精英家教网