Raise your hand, and a taxi appears in no time. 1.祈使句+and+陈述句=if 条件状语从句 “如果的话，(好的事情)就会发生”祈使句与陈述句表示的是一种顺承关系，连词and意为 “那么”。 Give me one more hour, and Ill get the work finished. 再给我一小时，我就会完成工作。,举起,立刻，马上,Work hard and you will succeed. 努力学习，你就会成功。 =If you work hard, you will succeed. Work harder, and youll make it. =If you work harder, you ll make it. 如果你再努力点，你就会成功。,2.祈使句+or+陈述句=Ifnot,+主句 “如果不的话，(不好的事情)就会发生” 祈使句与陈述句表示一种否定条件关系，or意为 “否则”。 Hurry up or we will be late. = If we dont hurry up, we will be late. 快点儿，否则我们就迟到了。,Tell me the truth, or youll regret it. = If you dont tell me the truth, youll regret it. Take the chance, or you will regret it. = If you dont take the chance, you will regret it.,注意： 在上述两个句型中，中间的逗号有时省略，并且陈述句的时态往往使用一般将来时（will do）表示。 3. 名词词组+and+陈述句 （在上述句型中，有时祈使句仅使用一个名词短语来充当。） Two more dollars, and the T-shirt is yours. A few more minutes, and the work will be finished.,1. Just _to him, and you will see how unusual he is! A. to listen B. listen C. listened D. listening 2. _your radio down, or youll wake the neighbors. A. Turning B. To turn C. Having turned D. Turn,3. _ a bit closer and youll be able to see better. A. To come B. Coming C. Having come D. Come 4.Make sure the iron isnt too hot _youll burn the cloth. A. and B. or C. yet D. so 5.Study hard,_ your dream will come true. A. but B. and C. or D. so,6. Dont mention my name or you_ me into trouble. A. have got B. are getting C. will get D. get 7.Be quiet or you_ the whole house! A. are waking B. have waken C. will wake D. wake,