AstudyintheU.S.A.in1977showedt

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更新 2022-09-03
科目英语
题型单选题
难度中等
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A study ________ in the U.S.A. in 1977 showed that the chemical ASA in aspirin could prevent a stroke.
A. carrying out B. carried out C. working out D. worked out

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with Dan’s hometown, yours are exciting and lively.

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From his look, I guess his exam result this time is .

A．disappointing; disappointing

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My friend Monica, student in class 12, made great progress in the mid-term examination.

A．a, the

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