摘要： - The fog is so thick that the express way have been closed. - You are right. I have thought of that. Now we have to take another road. A. can, should B. may, can C. must, should D. should, must
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--- The fog is so thick that the express way ____ have been closed.
--- You are right. I ____ have thought of that. Now we have to take another road.
A. can; should B. may; can C. should; must D. must; should
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--- The fog is so thick that the express way ______ have been closed.
--- You are right. I ______ have thought of that. Now we have to take another road.
- A.can; should
- B.may; can
- C.should; must
- D.must; should
--- The fog is so thick that the express way ____ have been closed.
--- You are right. I ____ have thought of that. Now we have to take another road.
| A．can; should | B．may; can | C．should; must | D．must; should |