第三组:
amplify, enhance, enlarge,expand,magnify
1.Human knowledge has greatly ___ in the last 30 years which enables people to achieve more and live more comfortably.
A.enlarged
B.expanded
C.enhanced
D.amplified
2.Please ___ a radio signal.
A.amplified
B.expanded
C.enhanced
D.enlarged
3.The republication of the poet’s most recent works will certainly ___ his national reputation.
A.magnify
B.expand
C.enhance
D.amplify
4.People often use a loudspeaker to ___ the
voice.
A.develop
B.enlarge
C.magnify
D.widen
5.We must ___ our views by reading.
A.amplify
B.magnify
C.enhance
D.enlarge
6.The boss is going to ___ retail operations.
A.amplify
B.magnify
C.enhance
D.expand
7.Mother asked someone to ___ the kitchen.
A.amplify
B.magnify
C.enhance
D.enlarge
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