as_if__用法解析

as if 从句的语气及时态
1． as if 从句用陈述语气的情况。 当说话者认为句子所述的是真实的或 极有可能发生或存在的事实时。如： 1） It sounds as if it is raining． 听起来像是在下雨。
2） He talks as if he is drunk． 从他谈话的样子来看他是醉了。
as if + 形容词
1. He lay still for a long while as if (he were) dead. 2. He left the room hurriedly, as if (he was) angry.
as if + 名词 e.g. He acts as if (he were) a fool. as if +介词短语 e.g. He looked about as if (he was) in search of something.
6)injury指意外伤害或事故造成的伤害， 有危及功能发展之意。作名词可指平时 的大小创伤或伤害. Several children were injured in the accident. 好几个孩子在那次事故中受 伤。 He got serious injuries to the legs at work. 他干活时腿受了重伤. 注意：the injured指因事故造成的“受 伤者”。
1) From time to time Jack turned round as if (he was) searching for someone 2) He paused as if expecting Mary to speak.
在英语中all, both, every, everyone, everything, everybody, everywhere， always等与否定词not, no连用时，表示 的是部分否定，而非全部否定。
词用“would／could／might＋动词原 形”。如：
1)He opened his mouth as if he would say something． 他张开嘴好像要说什么。 2) It looks as if it might snow． 看来好像要下雪了。
as if 的省略情况
• 当as if/ though 从句中的主语 与主句中的主语一致时，可以省略 as if 从句中的主语（和be动词）， 情况如下：
as if 用法解析
damage, destroy, harm, hurt, pain ,injure, wound区别
1)destroy毁灭，消灭，指通过某种有力 的或粗暴的手段使之毁灭或无用，一般 不能或很难修复，有时可用于比喻意义。 如： The earthquake destroyed the whole city． All his hopes were destroyed by her letter of refusal.
2)damage伤害，损害，主要指对价值和功 能的破坏，多用于无生命的东西，一般还 可修复。damage或destroy所表示的破坏， 是指对房屋或车辆等的损坏。有时该词也 用于借喻. Her heart was slightly damaged as a result Of the disease． They managed to repair the houses that had been damaged． What they said and did damage the relations between the two countries.
2．as if 从句用虚拟语气的情况。 当说话人认为句子所述的是不真实 的或极少有可能发生或存在的情况 时。从句虚拟语气动词时态的形式 如下：
• 1）如果从句表示与现在事实相反， 谓语动词用一般过去时。如：
1）You look as if you didn’t care． 你看上去好像并不在乎。 2） He talks as if he knew where she was． 他说话的样子，好像他知道她在哪里似的。
5)hurt指精神上,感情上或肉体上的“创伤，伤 害”。作不及物动词意思是“疼”。其过去分词不 能作定语。 His words hurt me／my feelings．他的话伤 了我／我的感情。 He fell and hurt his leg. 他掉下来伤了腿。 My shoes are so tight that my feet hurt． 鞋 太紧，我的脚疼。
（2）从句表示与过去事实相反， 谓语动词用“had＋过去分词”。 如：
1) He talks about Rome as if he had been there before． 他说起罗马来好像他以前去过罗马似的。 2）You look as if you had seen a ghost.
（3）从句表示与将来事实相反，谓语动
1) From time to time Jack turned round as if (he was) searching for someone 2) ห้องสมุดไป่ตู้e paused as if expecting Mary to speak.
7)wound一般指刀伤，枪伤，战场 上受伤，也可指对感情的伤害。后 跟的宾语是整个人而不是受伤部位。 另外，wound还可作可数名词。还 可指伤口。 He got wounded in the battle． 他 在战斗中受伤。
1.疑问词 + do you think + 其它（陈 述语序）。 常用于该句型的动词有think, guess, suppose, suggest, believe, imagine, hope, say 等。例如： What do you think is the best film of the year? What did you say his name is? Who do you suppose would believe that story
3) ruin 多用于借喻之中,经常指把某 物损坏到了不能再使用的程度.表示 “使……破产；糟蹋掉”的意思。常 指对美好的或希望中的事物的破坏。 The rain will ruin the crops. I was ruined by that law case; I'm a ruined man. He ruined himself by taking drugs. This illness has ruined my life.
I don’t like both of the books. Not every students goes to the farm on Sunday. Not everyone in our class likes football. I don’t know all of them.
as if + 现在分词（doing）
as if + to do 1) He raised his hand as if (he was going) to say something. 2) He opened his lips as if (he were) to make some reply.
as if + 现在分词（doing）
4)harm伤害，损害，主要用于有生命的东 西，偶尔也用于无生命的事物，常指伤及 一个人或其健康、权利、事业等。构成短 语do harm to，表示的范围更广。 Smoking seriously harmed his health. 吸烟严重损害了他的健康。 They had their hearing harmed by the loud noise of machines.他们的听力被机 器的巨大噪音所损害。