Malaysia Airlines Flight 370 ___________ course and turned back toward Kuala Lumpur -- but there were no indications from the pilot that he was doing so.
A.must have changed | B.could have changed |
C.might have changed | D.should have changed. |
推荐试卷
Malaysia Airlines Flight 370 ___________ course and turned back toward Kuala Lumpur -- but there were no indications from the pilot that he was doing so.
A.must have changed | B.could have changed |
C.might have changed | D.should have changed. |
试题篮
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