1.She breathed a sigh of ___ when she heard her husband was safe.
A.surprise
B.delight
C.annoyance
D.relief
2.Snow is expected to ___ to all parts of the province by this evening.
A.expand
B.extend
C.extent
D.expend
3.The plan had been ___, which made him very angry.
A.called off
B.called up
C.called in
D.called on
4.You can't see the patient at the moment; he is now ___ medical treatment.
A.in
B.on
C.under
D.at
5.Conservative people tend to ___ traditional ideas.
A.stick to
B.reject
C.set aside
D.dislike