________ we do morning exercises every day _________ us a lot of good.A.If;doB.

________ we do morning exercises every day _________ us a lot of good.A.If;doB.

题型:不详难度:来源:
________ we do morning exercises every day _________ us a lot of good.
A.If;doB.That;doC.Whether;doesD.That;does

答案
D
解析
本题考查主语从句和主谓一致。that引导主语从句,在从句中不作成分,没有意义,但不能省略,单个的主语从句作主语谓语动词通常是单数。
举一反三
The Beatles, _______ many of you are old enough to remember, came from Liverpool.
A.whatB.thatC.howD.as

题型:不详难度:| 查看答案
Actually, girls can be _______ they want to be just like boys, whether it is a pilot, an astronaut, or a general manager.
A.whereverB.howeverC.whateverD.whoever

题型:不详难度:| 查看答案
______ needs further discussion to decide whether we will _______ the war operation.
A.It; join in
B.This; take part in
C.That; join in
D.There; attend

题型:不详难度:| 查看答案
After months of voyage, Columbus arrived in _______ later proved a new continent.
A.whereB.whatC.whichD.that

题型:不详难度:| 查看答案
The road is covered with snow.I Can’t understand _______ they insist on going by motorbike.
A.whyB.whetherC.whenD.how

题型:不详难度:| 查看答案
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