What ____ him on his way to school yeste_爱下问搜题

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问题选择题

What ____ him on his way to school yesterday?[ ]

A. happened

B. happened to

C. was happened

D. was happened to

答案

答案：B

单项选择题 A1/A2型题

胸腔抽液每次不宜超过（）

A.0.5～1.0L

B.0.3～0.5L

C.0.5L以上

D.0.3L以下

E.1.01以上

单项选择题

盲肠呈逗点状的动物是（）

A、马

B、牛

C、猪

D、犬

E、兔