31I can"t figure out ________ made her so proud of her only son.
A.what
B.that
C.which
D.where
开始考试练习点击查看答案32The result was far beyond we had expected, brought great joy to every one of us
.
A.which; which
B.which; that
C.what; what
D.what; which
开始考试练习点击查看答案33To show our respect, we usually have to take our gloves off ________ we are to shake hands with.
A.whichever
B.whenever
C.whoever
D.wherever
开始考试练习点击查看答案34Many of the creatures in the movie Avatar are not real, but much of ________ happens is still attractive.
A.which
B.that
C.what
D.them
开始考试练习点击查看答案35Sadly, ____ I remember was a beautiful lake two years ago is now a smelly wasteland.
A.where
B.what
C.which
D.there
开始考试练习点击查看答案36The possibility ________ the majority of the labour force will work at home is a trend.
A.which
B.that
C.whether
D.why
开始考试练习点击查看答案37—He looks unhappy.—Yes, but he can"t say what it is ______ is bothering him.
A.as
B.that
C.what
D.which
开始考试练习点击查看答案38After ten years" absence she came back, only to find her old house was not ________ it used to be.
A.which
B.what
C.when
D.how
开始考试练习点击查看答案39British scientists have produced ________ they believe is the world"s smallest Christmas card.
A.which
B.who
C.that
D.what
开始考试练习点击查看答案40Some experts think the wolf"s team spirit for survival is ________ is needed in today"s competitive society.
A.that
B.what
C.which
D.how
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