Let’s guess ! ! !
If Winter comes, can Spring be far behind? 如果冬天来了，春天还会远吗?
Where there is smoke, there is fire.
无烟不起火/ 无风不起浪 Strike(打、击) while the iron is hot. 趁热打铁
Can you distinguish (区分)?
1.The girl won’t go to bed until her mother comes. 时间 2. Just stay where you are. 地点
3. Since you are ill, I will go alone. 原因
4. The box is so heavy that nobody can move it. 结果 5. You can’t learn it well unless you work hard. 6. They are hurrying in order that they may not miss the train. 目的 7. Though it was cold, she went out without an overcoat. 让步 8. He is taller than I am. 比较
9. You should do as the teacher said.
unless = if not
时态： 主将从现 Work hard, and you’ll pass the exam.
If you work hard, you’ll pass the exam. You won’t pass the exam unless you work hard.
【2013新疆阜康、米泉】1. Your dream won’t come true ______ you know what your dream is. A. after B. unless C. while D. since 【2013云南】2. You can use English or Chinese_______ you travel in Singapore. A. whether B. whatever C. where D. if 【2013湖北孝感】3.—We can’t be successful ____ we keep working hard. —I agree with you. A. if B. unless C. because D. when 【2013新疆】4. We must get up at 7:00 tomorrow morning, ______ we will be late for the meeting. A. and B. or C. so D. but 【2013新疆】5. If she ______ tomorrow, I’ll call you. A. come B. comes C. will come D. came
【2013四川成都】6. --- What are you doing this weekend? --- We are going hiking if it ______. A. will rain B. doesn’t rain C. rains
Hurry up or you'll be late for school. don ’t If _____you _______hurry up you'll be late for school. ________you hurry up ,you'll be late for school. Unless I don’t know if he _____ tomorrow, if he _____, I will meet him. A. will come, comes B. comes, comes C. will come, will come D.come, will come
引导词： when/while as soon as = once 一…就… before, after 主将从现 till/until, not… until…直到…
I will call you as soon as I come back.
Once you ask me, I will help you.