九年级上册仁爱版第二单元T2知识点总结
T 2
一、常用词组 Cut down 砍到 As a result 结果
Change into 转换成，变成
Stop„„from doing 阻止„„做某事 Need to do 需要做某事
In danger of 处在„„的危险之中 Die out 灭绝 None of 没有一个 Walk on 步行 Care for 关心 In the beginning 起初 Take away 拿走
The greenhouse effect 温室效应
二、常用句型
_______ a result, a lot of rich land has changed _________ desert.Trees can stop the wind from blowing the earth_______.We shouldn’t leave rubbish______.All these problems are very serious,_______ we must do something now.
三、语法知识
1.The wind is so strong.风大用strong来修饰。 2.Change„„into=turn„„into 把„„变成 3.Stop„„from doing sth
Prevent„„from doing sth
Keep„„from doing sth 4.Save
v.贮存，保存
Save sb sth=save sth for sb 为某人保留 Will you save me a seat in the bus? Save 节约，节省，避免（金钱，时间，精力等的）浪费 We’ll save a lot of time if we go by bus.Save 救，拯救，挽救 Save one’s life 拯救某人的生命 He saved his friends’ life inthe accident.5.Cut down 砍到，减少，缩短 Cut out “用剪刀”剪下 Cut in 插嘴，打断（谈话） Cut off 切断（电源，水）中断 Cut up 切碎，剁碎
6.Come to 想到，意识到；（数量）总计，总共的意思 7.The importance of „„的重要性
8.It says that 此句型主语是事或物，用文字，数字等传达或表明信息 It is said that 据说 It is reported that 据报道 It is well known that 众所周知 It is believed that 人们相信
9.Something useful adj修饰复合不定代词时，要放在所修饰词的后面，做后置定语。
There is nothing interesting in today’s newpaper.Somewhere warm
nothing serious 10.None 没有一个，没有一点儿 >=3 两者都不用neither None 人/物
+of
none of+n/代，谓语动词单复数形式均可 No one, nobady人，做主语时，谓语动词用单数形式 在简略答语中，no one用来回答who引导的问句。
None用来回答how many/how much 11.Nobody=no one,可以与else连用，none则不可以 None/nobody else knows about that.12.Everyone “大家，人人，每人”=everybody 做主语时，无谓语动词用单数 Every one“从，每个人”时=everyone
指物
Every one of “„„中的每一个”
He ate every one of theapples.他把每个苹果都吃了。 13.Here and there 处处，到处
14.Rise vi.升起；上升（主语自身移向较高的位置）
Raise 举起，提起，抬起（主语发生的动作要作用于其他事物） Lift 举起，提起，向上升 He raised his voice.The water in the river is rising slowly.He lifted the heavy box.15.While 然而，相当于but表对比 conj 16.Refer to sb/sth 涉及，有关，提到 17.Plenty of大量的
solve the problem The shortage of=be short of 18.Avoid
v.避免
Avoid doing sth 避免，防止做某事
