Is this the restaurant_during the summer vacation（）
A. for which you have worked
B. in which you worked
C. which you have worked at
D. where you worked in
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My youngest sister_____ is now studying in the middle school（）
A. who is twelve
B. , who is twelve
C. , that is twelve
D. whose age is twelve
This is the most interesting book _____（）
A. what I have ever read
B. which I have ever read
C. I have ever read it
D. that I have ever read
pass through的同义短语是（）
A. pass away
B. go through
C. travel through
D. N/A
take a flight的同义短语是（）
A. take a bus
B. take the airplane
C. catch a bus
D. take a boat
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