have to用于各种时态，而must只能用于一般现在时态） 34. be big and crowded大而且拥挤 34.be in college 在上大学 35.live on a space station住在空间站 36.dress casually 穿得很随意casual clothing 休闲服饰 37.win the next World Cup赢得世界杯 win award 获僵 e true 变成现实 39.take hundreds of years 花几百年的时间 40.be fun to watch 看起来有趣 41.over and over again一次又一次 42.be in different shapes 形状不同 43. twenty years from now今后20年 本单元目标句型 1. What do you think life will be like in 1000 years 2.There will be fewer trees，more buildings and less pollution in the future. 3. Will kids go to school No, they won’t/Yes, they will. 4. Predicting the future can be difficult. 5. I need to look smart for my job interview. 6. I will be able to dress more casually. 7.I think I’ll go to Hong Kong on vacation, and one day I might even visit Australia. 8. What will teenagers do for fun twenty years from now 9. That may not seem possible now, but computers, space rockets and even electric toothbrushes seemed impossible a hundred years ago. 单元语法讲解 一般将来时 表示将要发生的动作或存在的状态。
本时态标志词 1.含tomorrow; next短语；
2.in段时间；
3.how soon；
4.by将来时间；
5.by the time sb.do6.祈使句句型中or/and sb. will do 7.在时间/条件状语从句中, 如果从句用一般现在时, 主句用将来时 8.another day Some day /someday 比较be going to 与will be going to 表示近期、眼下就要发生的事情，will 表示的将来时间则较远一些。
如 He is going to write a letter tonight. He will write a bookone day. 2. be going to 表示根据主观判断将来肯定发生的事情，will表示客观上将来势必发生的事情。
He is seriously ill. He is going to die. He will be twenty years old. 3. be going to 含有“计划，准备”的意思，而 will 则没有这个意思，如 She is going to lend us her book. He will be here in half an hour. 4.在有条件从句的主句中，一般不用 be going to, 而多用will, 如 If any beasts comes at you, Ill stay with you and help you. 掌握了它们的这些不同，你就能很好的区分be going to与will了。
一般将来时常见的标志词 1.含tomorrow; next短语；
2. in 段时间；
3.how soon；
4. by 将来时间；
5.祈使句句型中or/and sb.will do Work hard, and you will get good grades. 例Be quick, or you will be lateIf you don’t be quick, you will be late 6.在时间/条件状语从句中, 如果从句用一般现在时, 主句用将来时。
Unit2WhatshouldIdo 1.too loud太大声 2.out of style过时的 3.in style 流行的 4.call sb upring sb.upcall/ring/phone sb.给..打电话 5.enough money足够的钱enough修饰名词时不必后置 6.busy enough够忙 enough修饰形容词或副词时必须后置 7. a ticket to/for a ball game一张球赛的门票 注意the key to the lock/the keyanswerr to the question/the solution to the problem .此处几个短语不能用of表示所有格 8.talk about谈论 9.on the phone 用电话 10.pay for 付款 11. spendon sth.spend... in doing sth.在花钱 12. It takes sb. sometime to do sth.某人做某事花的时间 13.borrow