题目
题型:同步题难度:来源:
—Yes, I have. I guess it now.
B. is graded
C. is being graded
D. is grading
答案
核心考点
举一反三
B.have been uncovering
C.are uncovering
D.have uncovered
B. is being washed away
C. are washing away
D. are being washed away
— Oh, I forgot to tell you that the new machine_____ .
B. will be tested
C. has been tested
D. is being tested
B. were being built
C. was being built
D. is being built
—Sorry. ________.
B. It"s being repaired
C. It has been repaired
D. It had been repaired
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