If the earth stopped moving, everything _____.
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A
would disappear
B
disappeared
C
will disappear
D
disappears
推荐题目
 This is his only request that the room __________ after being used.
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A
be cleaned  
B
would be cleaned
C
is cleaned
D
will be cleaned
The professor gave orders that the test _______ before 10:30.
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A
will finish
B
will be finished
C
be finished
D
shall finish
The teacher commanded that the naughty boy _____, but he refused.
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A
stand up
B
stood up
C
would stand up
D
had stood up