祈使句一般句型（and从句句型深度解析）
祈使句一般句型（and从句句型深度解析）Use your head and you will have a good idea.=If you use your head you’ll have a good idea.你再缺一次课就会不及格了。按下电钮，引擎就会启动。Work hard and you will live happily. = If you work hard you will live happily. 如果你努力工作，你就会活得愉快。Come early and you will see him. = If you come early you will see him. 如果你早来的话，你就会见到他。Miss another class and you'll fail.=If you miss another class you’ll fail.
祈使句 and从句句型表示条件和结果(...and...= ... If...)
在祈使句后，常用and连接一个简单句(陈述句)，表示条件与结果的关系，它们在语法上是并列关系，但在意义上却是主从关系，也可译为“如果……就……”。如：
Press the button and the engine will start.
= If you press the button the engine will start. (注意要去掉and)
按下电钮，引擎就会启动。
Work hard and you will live happily. = If you work hard you will live happily. 如果你努力工作，你就会活得愉快。
Come early and you will see him. = If you come early you will see him. 如果你早来的话，你就会见到他。
Miss another class and you'll fail.=If you miss another class you’ll fail.
你再缺一次课就会不及格了。
Use your head and you will have a good idea.=If you use your head you’ll have a good idea.
动动脑筋，你就会想出好办法。
Work hard and you will pass the exams . =If you work hard you will pass the exam.
努力学习，你就会通过考试的。
Come early and you will see the film star.=If you come early you will see the film star.
早点来，你就可以见到那个电影明星。
Just listen to him and you will see how clever he is .=If you just listen to him you will see how clever he is.
只要认真听他说，你就会知道他有多么聪明。
Just press this button and you’ll start the engine. =If you just press this button you’ll start the engine.
只要按一下这个按钮便可启动这台发动机了。
Talk of the devil and he is sure to appear. =If you talk of the devil. he is sure to appear.
说曹操，曹操到。
Hold fast to this rope and we will pull you up. =
If you hold fast to this rope we will pull you up.
握紧绳子，我们把你拖上来。
Leave your number with me and I’ll call you if there’s a change. =
If you leave your number with me I’ll call you if there’s a change.
把你的号码留给我，若情况有变我会给你打电话。
拓展一下：
Shut the door or the chickens will run out. =
If you don’t shut the door / Unless you shut the door the chickens will run out. (注意要去掉or)
把门关上，否则小鸡会跑出去。
