题目内容
We must _______ computer games too much.
A. keep students playing B. stop students playing
C. stop students from playing D. B and C
D 【解析】句意:我们必须阻止学生玩太多的电脑游戏。(1)keep doing sth. 意为“不断/反复/坚持做某事”,动作是主语本身发出来的。(2) keep sb. doing sth. 意为“让某人做某事”,keep意思是“使...处于某状态”之意,doing的动作不是主语来完成,而是由宾语sb.来完成的。例如:I keep them waiting at the gate.我让他们...
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