题目内容

We finally came to the conclusion _______it was difficult to combine the two techniques.（2019年12月第31题）

A. which
B. who
C. where
D. that

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The customer service has refused to refund my money to me _______it is theri fault.（2019年12月第33题）

A. as if
B. ever since
C. even though
D. in case

I could never watch any movie more than once, ________ good it is. （2019年12月第34题）

A. however
B. whichever
C. whatever
D. wherever

The customer service has refused to refund my money to me _______it is their fault.（2019年12月第33题）

A. as if
B. ever since
C. even though
D. in case

_________ your trip is short or long, we can work out a schedule for you.(2018年12月第27题)

A. Whether
B. What
C. How
D. Which