问题补充:
Test takers remain in their seats until all the exam papers have been collected.
A. can
B. could
C. shall
D. would
答案:
A. can
B. could
(答案→)C. shall
D. would
解析:shall作情态动词用于第二、三人称时,表示“许可、允诺、命令、强制”,shall在该句中表“强制”。
时间:2023-08-18 11:34:44
Test takers remain in their seats until all the exam papers have been collected.
A. can
B. could
C. shall
D. would
A. can
B. could
(答案→)C. shall
D. would
解析:shall作情态动词用于第二、三人称时,表示“许可、允诺、命令、强制”,shall在该句中表“强制”。