CET4语法（二）：need与have to 用法辨析

1) need表示需要，主要用于否定句和疑问句。用于疑问句，肯定回答用must，否定回答用needn't。have to表示他人或客观情况要求必须，也可以翻译为不得不，have to否定形式意思是不一定或没有必要

掌握英语发音 第一章 第三节

[00:00.00][s],[ ][ ] [00:38.61]sea/sheet/chicken [00:42.66]Exercise One: Word Conparison [00:47.62]Listen to the following words from your tape and repeat. [00:52.98]sip ship sane shane watched washed [01:01.23]lass lash least leashed chin [01:09.09]

Prisma App Makes Art Out of Photos

Prisma App Makes Art Out of Photos Pokmon GO is the most popular app in the world right now. But another new app is also getting a lot of attention. And its free. Prisma lets users add filters to photos to interesting, beautiful and strange effect. T

365个英语简短小故事-335. The Vacuum Cleaner Filter(2)

But the HEPA filter for Olivers Vibe got dirty very quickly. And, it was not cleanableit was simply replaceable. When it turned filthy brown, Oliver went back to Target to buy a new filter. Oddly, Target sold the F15 belt for the Vibe, but not the fi

高中英语人教版必修5 01

[00:08.59]Great scientists [00:12.25]John snow defeats king cholera [00:19.38]John snow was a well-known doctor in London--- [00:25.42]so famous, indeed, that he attended queen Victoria to ease the birth of her babies. [00:33.46]But he became inspire

第470期:Broad关联单词知多少

涨知识，一起来学这些和Broad相关的单词。 1. in broad daylight(光天化日之下) The robbery occurred in broad daylight, in a crowed street. 在一条熙熙攘攘的街道上，光天化日之下就发生了抢劫。 2. broadband n.宽

中式口语纠错:He has broad shoulders

Indian Scientists Invent Nose Filter to Protect Against Air Pollution

From VOA Learning English, this is the Health Lifestyle report. In parts of India, it is not uncommon to see people wearing a mask over their nose and mouth. The capital, New Delhi, has some of the world's dirtiest air. The pollution was a call for a

电信类英语词汇表大全-26

中文 英文 缩写 搭接业务/代答业务/截接业务（PBX） pick-up service 达林顿放大器 Darlington amplifier 打包带 strap 大功率/高功率的 high power 大规模集成电路 Lar

原版英语对话：A Stomachache(1)

A: You dont look so good. B: I have a major stomachache A: Did you eat something strange? B: I had spaghetti with clam sauce for lunch. A: Maybe you have food poisoning. B: Yes, that could have been it, but I havent been feeling that great for the pa

和吸烟有关的英语表达

吸烟有害健康(Smoking is hazardous to health。)。 常用表达： Have a smoke? 抽烟吗？ Help yourself to a cigarette. 请抽烟。 Would you like a cigarette? 想抽支烟吗？ Won't you have a smoke? 不想抽支烟吗？ Please have a

闭着眼睛飘单词 四级词汇25

[0:0]feedback female fertile fertilizer反馈,反馈信息 雌的,女性的 肥沃的,富饶的 肥料 [1:25.7254]festival fiber fiction fierce节日,喜庆日 纤维 小说 凶猛的,残酷的 [2:12.0330]file filter finally finance档案,文件 过滤器,过滤咀 最后,终于 财政,金融 [3:1.05

美国国家公共电台 NPR Broad Institute Wins Big Battle Over CRISPR Gene-Editing Patent

STEVE INSKEEP, HOST: We have the story this morning of a patent - a very, very lucrative patent. DAVID GREENE, HOST: It is for a tool called CRISPR. Sounds like a kitchen instrument, doesn't it? But it's actually a high-tech gene-editing tool. INSKEE

2007年VOA标准英语-Water Filter Wins Developer Engineering Prize

By Tabinda Naeem Washington, D.C. 21 May 2007 Two years ago, the National Academy of Engineering established the Grainger Challenge Prize for Sustainability. This $1 million award was designed to challenge the world's scientists to develop a practica

The Snipe and the Clam

Just as a clam came out to bask in the sun a snipe pecked at its flesh．The clam closed its shell and squeezed the snipe's beak．If it does not rain today and it does not rain tomorrow，you will be a dead clam，said the snipe．If you cannot free

你们的恋爱关系健康吗？

1. You don't have to see each other every day. 你们不必每天都见面。 If you can, then why not? But you don't have to nag each other about you or your partner coming over just because you haven't seen a glimpse of each other for the day (yet)

美国语文第一册 第72期:乐队

Here comes the band! Shall we call mamma and Fanny to see it? 乐队要过来了。我们能叫妈妈和范妮去看吗？ Let us stand still, and hear the men play as they pass. 当他们经过时，让我们站着不动，听他们演奏。 I hope

英文乡村歌曲：Maria Taylor - Broad Daylight

Past country lines and interstate signs We were here to sing, to shadow an endless dream Left the family, backstage we met You were writing your set We talked till the owner swept Outside the big great door But don't look at me this way In the broad

英语听书《白鲸记》第277期

Because it's dangerous, says she. 因为这是很危险的,她说。 Ever since young Stiggs coming from that unfort'nt v'y'ge of his, when he was gone four years and a half, with only three barrels of ile, 打那回,打那个叫做斯梯格的小伙子

Good-bye My Fancy

Good-bye my Fancy! Farewell dear mate,dear love! I'm going away,I know not where, Or to what fortune, or whether I may ever see you again, So Good-bye my Fancy. Now for my last-let me look back a moment; The slower fainter ticking of the clock is in