问题描述：
I'm tired,i____ working very hard.
A.have B.have been C.had D.has.
2.A lecture hall is _________ where students attend lectures.
A.one B.that C.there D.which
3.The doctor’s advice is that the patient ______ about his real physical condition.
A.be not told
B.not be told
C.will not be told
D.must not be told
并说明为什么?
A.have B.have been C.had D.has.
2.A lecture hall is _________ where students attend lectures.
A.one B.that C.there D.which
3.The doctor’s advice is that the patient ______ about his real physical condition.
A.be not told
B.not be told
C.will not be told
D.must not be told
并说明为什么?
问题解答：
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