问题
选择题
Students ________ remain in their seats until all the papers have been collected.
A．shall
B．might
C．could
D．will
答案
答案：A
句意：试卷全部收回后学生才可离开座位。shall用于第二、三人称，表示命令、警告或允诺，符合句意。
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Students ________ remain in their seats until all the papers have been collected.
A．shall
B．might
C．could
D．will
答案：A
句意：试卷全部收回后学生才可离开座位。shall用于第二、三人称，表示命令、警告或允诺，符合句意。