题目内容
—Do you think Jack will catch up with us?
—I believe so. he loses himself in computer games.
A. If B. Unless C. Or
B 【解析】句意:——你认为杰克能赶上我们吗?——我相信能,除非他迷上电脑游戏。A. If 如果,是否; B. Unless除非; C. Or否则;根据I believe so.和 he loses himself in computer games.可知是除非迷上电脑游戏;故选B
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