鲁达 1.
...“it is clear that we are going to see a huge growth in shopping on the Internet.”
……“很明显，我们将会看到网上购物的大幅度增长。”
(1)It is not surprising that young people are likely to burst out，particularly when there are reasons to do so.
毫不奇怪，年轻人可能会突然爆发，特别是当有理由这么做的时候。(2016·北京)
(2)It is obvious that she is popular with students.
很明显，她很受学生们的欢迎。
(3)It is important that we (should) discuss the plan.
重要的是我们该讨论这个计划。
(1)It is/was＋adj.＋that...句型中，it为形式主语，that从句为真正的主语。常用于这种结构的形容词有：clear，obvious，certain，important，possible，natural，interesting，likely，unusual等。
(2)在It is necessary/important/strange/surprising/unthinkable/unbelievable/incredible＋that...中，从句中的谓语动词常用“should＋动词原形”，should可省略。
[单句语法填空]
(1)It is quite clear that he has read the book.
(2)It is important that we (should) learn English well.
[同义句改写]
(3)It is necessary that he should be sent there at once.(改为简单句)
→It is necessary for him to be sent there at once.
(4)Obviously，we don’t want to spend too much money.(改为it作形式主语的复合句)
→It is obvious that we don’t want to spend too much money.
2.
Some experts see our future in virtual reality—the use of computers with sounds and pictures that make you feel as if you are in a real situation.
有些专家看到了虚拟现实中我们的未来——计算机通过声音和图像使你感到仿佛置身于一个真实的空间。
(1)More generally，the Internet functions as if it were my memory.
更普遍的是，互联网的功能就像是我的记忆。
(2)They treat me as if I were a stranger.
他们待我如陌生人。
(3)He opened his mouth as if he would say something.
他张开嘴好像要说什么。
(1)as if/though可引导表语从句和状语从句。若表示与现在事实相反的假设，从句谓语动词用过去时；若表示与过去事实相反的情况，从句谓语动词用过去完成时；若表示与将来事实相反，谓语动词用“would/could/might＋动词原形”。
(2)如果as if/though引导的从句所表示的内容与事实相符，则使用陈述语气。
(3)as if/though引导的从句可用省略形式，后面直接跟名词、不定式、形容词、介词短语或分词。
[单句语法填空]
(1)The patient opened his mouth as if to say(say) something.
(2)He stared at me as if seeing(see) me for the first time.
(3)It was John who broke the window.Why are you talking to me as if I had done(do) it?
[完成句子]
(4)Little Jackie looks after his younger sister as if he were an adult(好像他是一个成年人).
(5)This is the first time that he has been to Hong Kong，but he talks about it as if he had been there before(好像他以前去过那儿).
3.
But I still find it hard to imagine.
但我仍然觉得难以想象。
(1)After entering the business world，the author found it easy to think like a customer.(2015·广东)
进入商界后，作者发现像消费者一样去思考很容易。
(2)I found it hard to tear myself away from my old friends.
我对老朋友们恋恋不舍。
(3)I find it easy to make friends with most people，but I just can’t get on with Tyrone.
我觉得我很容易同大多数人交朋友，但我就是不能同蒂龙友好相处。
(1)该句型为：动词＋it＋宾语补足语＋不定式短语。it作形式宾语，代替后面真正的宾语——不定式短语。it作形式宾语在英语中很常见，也很重要。
(2)常用于此句型的动词有find，think，feel，consider，make等。
[单句语法填空]
(1)I found it not easy to get(get) on with Jim.
(2)I consider it my duty to tell the truth.
(3)No matter where he is，he makes it a rule to go(go) for a walk before breakfast.
[完成句子]
(4)What’s worse，some students do not think it important to obey traffic rules(认为遵守交通规则重要).
(5)The old man had his leg hurt，which made it difficult for him to move(使他行动困难).