—Have you washed your clothes yet?—They________ now.[ ]A. has washed B. is

题型：同步题难度：来源：

—Have you washed your clothes yet?
—They________ now.[     ]
A. has washed
B. is washed
C. are being washed
D. is washing

答案

举一反三

I have to go to work by taxi because my car    at the garage. [     ]
A. will be repaired
B.is repaired
C. is being repaired
D.has been repaired

题型：同步题难度：| 查看答案

—Have you handed in your schoolwork yet?
—Yes,  I have. I guess it          now.[     ]
A. has graded
B. is graded
C. is being graded
D. is grading

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Although the causes of cancer         , we do not yet have any practical way to prevent it．    [     ]
A．are being uncovered
B．have been uncovering
C．are uncovering
D．have uncovered

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With more forests being destroyed, huge quantities of good earth          each year.       [     ]
A. is washing away
B. is being washed away
C. are washing away
D. are being washed away

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— What is that noise?
— Oh, I forgot to tell you that the new machine_____ .[ ]
A. was tested
B. will be tested
C. has been tested
D. is being tested

题型：安徽省模拟题难度：| 查看答案