Who _______ a class record in the sit-up_爱下问搜题

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问题选择题

Who _______ a class record in the sit-ups competition? [ ]

A. won

B. set

C. gave

D. did

答案

答案：B

选择题

According to the report, this virus was never known, which had claimed countless lives, _____ it was

accidentally found by a doctor. [ ]

A. unless

B. since

C. so that

D. until

单项选择题

控制油气藏的基本条件是（）。

A.生、储、盖

B.生、运、圈

C.生、盖、圈

D.运、圈、保