Doctors recommend that all children vaccinated against measles.A.shouldB.could b
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Doctors recommend that all children ________ vaccinated against measles(麻疹).
| A.should | B.could be | C.are | D.be |
试题答案
D
解析

Doctors recommend that all children ________ vaccinated against measles(麻疹).
| A.should | B.could be | C.are | D.be |
D
解析