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北师大版必修三Unit 7 A卷 Ⅰ.单项填空 1．I could just see a car in the distance, but I could not ________ what color it was. A．look out B．make out C．turn out D．watch out 解析：look out “小心”；turn out “驱赶，证明是，结果是”；watch out “密切注视，当心”。make out 意为“看清，辨认清楚”，符合句意“我只能看到远处有辆汽车，但我辨认不出是什么颜色”。 答案：B 2．Children won't put on weight easily if they ________ to eat fruit and vegetables. A．persuade B．were persuaded C．will be persuaded D．are persuaded 解析：句意：如果说服了孩子们吃水果和蔬菜，他们是不会长胖的。本题考查persuade sb.to do sth.“说服某人做某事”的被动形式sb.be persuaded to do sth.。 答案：D 3．(2017·马鞍山月考)________ their theories, what we think of as empty space does in fact contain energy in the form of movement. A．In addition to B．Because of C．On account of D．According to 解析：in addition to “除……之外(还有)”；because of “因为”；on account of “因为”。according to 意为“根据”，符合句意“根据他们的理论，我们认为是空洞的东西实际上却包含以运动形式的能量”。 | 
