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单选题

Ihopethatitispossibletoachievethisobjectivebycallingonthesmokers________goodjudgmentandshowconcernforothersratherthanbyregulation.

A
tobeusing
B
tohavebeenusing
C
use
D
touse

题目答案

D

答案解析

暂无解析
举一反三
单选题

When________totellthedifferencebetweenBritishandAmericanEnglish,thelinguistmadealongand________speech.

A
asked;tired
B
asked;tiring
C
asking;tiring
D
beasked;tired

题目答案

B

答案解析

暂无解析