could

【重点语法】情态动词should /could 的用法一、should 的用法1. 结构陈述句：主语 + should + 动词原形例句：You should finish his homework on time.你应该按时完成作业。否定句：主语 + should + not + 动词原形(缩写：shouldn’t)例句：She shouldn’t play computer

My friend Andrew used to drink a lot and always isolated (孤立) himself. He was ____46____ and heartbroken. He felt that his life was a hopeless mess. He even told me that he was on the point of ____47____ hope. I couldn’t solve his problems. But duri

2015年6月第三套 Passage TwoA recurring criticism of the UK\'s university sector is its perceived weakness in translating new knowledge into new products and services.Recently, the UK National Stem Cell Network warned the UK could lose its place among th

I looked at the words on the page. I knew how to say them, but my 46 wouldn\'t work. It was my first class in this new school, so nobody here knew me. My teacher just asked me to read some text out loud. The whole class was waiting for me 47 . I could e

第二节 词语填空 通读下面的短文,掌握其大意,然后从题中所给的A、B、C三个选项中选出最佳答案。(共10小题,计10分)Thanksgiving was just around the corner. The menu(菜谱)had been set. The shopping list was made. 31 seemed perfect. I could taste turkey and mashe

第二节 词语填空通读下面的短文,掌握其大意,然后从各题所给的A、B、C三个选项中选出最佳答案。(共10小题,计10分)Do you believe that we can have an important influence on anyone we meet?The right words at just the right time could 31 someone’s life.When I was

Passage OneQuestions 46 to 50 are based on the following passage.Could you get by without using the internet for four and a half years? That\'s exactly what singer and actress Selena Gomez has done in a bid to improve her mental health.She has spoken ex

Unthinkable as it may be, humanity, every last person, could someday be wiped from the face of the Earth. We have learned to worry about asteroids( 小行星) and super volcanoes, but the more likely _26_ , according to Nick Bostrom, a professor of philos

Passage TwoQuestions 51 to 55 are based on the following passage.Scientists have created by accident an enzyme (酶) that breaks down plastic drinks bottles. The breakthrough could help solve the global plastic pollution crisis by enabling for the first

Is hunting good or bad for the environment, Like so many hot button issues, the answer to this question depends upon who you ask. On the one hand, some say, nothing could be more natural than hunting, and indeed just about every animal species 一 inclu

Passage TwoQuestions 51 to 55 are based on the following passage.Rising temperatures and overfishing in the pristine (未受污染的) waters around the Antarctic could see king penguin populations pushed to the brink of extinction by the end of the century

Passage TwoQuestions 51 to 55 are based on the following passage.Here’s how the Pacific Northwest is preparing for “The Big One”. It’s the mother of all disaster drills for what could be the worst disaster in American history. California has spent

Passage TwoQuestions 51 to 55 are based on the following passage.The market for products designed specifically for older adults could reach $30 billion by next year, and startups (初创公司) want in on the action. What they sometimes lack is feedback fr

The Price of Oil and the Price of Carbon A) Fossil fuel prices are likely to stay "low for long". Notwithstanding important recent progress in developing renewable fuel sources, low fossil fuel prices could discourage further innovation in, and adoption of, cleaner energy technologies.

According to a report from the Harvard School of Public Health, many everyday products, including some bug sprays and cleaning fluids, could lead to an increased risk of brain and behavioral disorders in children. The developing brain, the report says,