问题:Eye doctors recommend that a child’s first eye exa
提问者:1X54D
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Eye doctors recommend that a child’s first eye exam ________ at the age of six months old.

 

 A. was                            B. be                                 C. were                       D. is

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回答者:1X54D       回答时间:2015-04-17 10:45:55
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