I think it was your Dad ________ phoned.
A. what
B. which
C. whom
D. who
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Scarcely had the speaker begun to talk ________ there were laughs.
A. then
B. than
C. when
D. and
使用杀虫剂进行除虫灭害,应由()按照规定的使用方法进行;使用时()污染食品、食品接触面及包装材料,使用后应将所有设备、工具及容器彻底清洗。
A. 专人不得
B. 任意人不得
C. 专人可以
D. 任意人可以
We were ________ tired ________ we could not work any more.
A. too...that
B. so...that
C. such...so
D. so...so
He ________ the door and ripped the top part of some sort of hinge.
A. pulled on
B. pulled up
C. pulled out
D. pulled down