本文介紹了生物學(xué)家顏寧回國(guó)發(fā)展的情況， 以及她對(duì)未來(lái)進(jìn)行的規(guī)劃。

Yan Ning， a Chinese structural biologist left Princeton University and returned to help build a medical academy in Shenzhen， Guangdong province.

Yan used to be one of the youngest professors at Tsinghua University. She has won many awards for her studies on protein （蛋白質(zhì)） at home and abroad.

Yan is going to help set up the Shenzhen Medical Academy of Research and Translation （SMART）. It focus on several fields， including scientific research， student cultivation （培養(yǎng)） and financial （資金的） support. Set to be finished in 2025， it aims to be a world?famous medical research academy by the middle of this century. Its director will be chosen worldwide.

Yan said she wanted to support more excellent scholars and deal with health problems humans are facing. For her， Shenzhen is an energetic place where anything is possible. “Shenzhen is the city of dreams， and I want to realize my next dream here， ” Yan said in a speech.

Yan’s return can be seen as a case of China paying great attention to developing the careers （事業(yè)） of talented people. The country gives good chances， which have made many overseas （海外） students and talents return.

China has taken action to attract global talent. At the beginning of this year， the Ministry of Science and Technology made a policy to encourage companies to hire （聘請(qǐng)） high?level foreign experts.

難點(diǎn)解讀：

一、Yan used to be one of the youngest professors at Tsinghua University. 顏曾經(jīng)是清華大學(xué)最年輕的教授之一。

本句涉及的語(yǔ)法是used to的用法， 主要如下：

（一）定義

used to意為“過(guò)去常常……”， 后跟動(dòng)詞原形， 只談過(guò)去發(fā)生的事情，強(qiáng)調(diào)與現(xiàn)在的對(duì)比， 暗示現(xiàn)在不做了。

（二）句型

1. 肯定形式： used to do sth. 過(guò)去常常做某事，例如：

Grace used to watch a lot of TV.

格雷絲過(guò)去?？春芏嚯娨暋?/p>

used to be過(guò)去曾是……，例如：

The boy used to be kind of short.

這個(gè)男孩過(guò)去有點(diǎn)矮。

2. 否定形式：used not to / didn’t use to，例如：

I didn’t use to be popular in school.

我過(guò)去在學(xué)校不受歡迎。

3. 一般疑問(wèn)句形式： Used...to...？ / Did use to...？

Used...to...？答語(yǔ)：Yes， 主語(yǔ) + used to. / No， 主語(yǔ) + usedn’t to.

Did use to...？答語(yǔ)：Yes， 主語(yǔ) + did. / No， 主語(yǔ) + didn’t.

例如：Used he to like tests？ 他過(guò)去喜歡考試嗎？

Yes， he used to. 是的， 他過(guò)去喜歡。

No， he usedn’t to. 不， 他過(guò)去不喜歡。

例如：Did he use to wear glasses？ 他過(guò)去戴眼鏡嗎？

Yes， he did. 是的， 他戴。

No， he didn’t. 不，他不戴。

（三）知識(shí)拓展：與used to相關(guān)的其他短語(yǔ)

1. be / get used to doing sth. 表示“習(xí)慣于做某事”， 其中to為介詞， 后接名詞、代詞或動(dòng)名詞。例如：

My grandma is used to getting up early. 我奶奶習(xí)慣早起。

2. be used to do sth. =be used for doing sth. 表示“被用來(lái)做某事”， 其中to為不定式符號(hào)， 后接動(dòng)詞原形。例如：

Pens are used to write. = Pens are used for writing. 鋼筆是用來(lái)寫(xiě)字的。

二、Yan’s return can be seen as a case of China paying great attention to developing the careers （事業(yè)） of talented people. 顏的回國(guó)可以看作是中國(guó)非常重視人才的一個(gè)案例。

can be seen 表示“可能被看見(jiàn)”，是情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)形式， 其結(jié)構(gòu)為：情態(tài)動(dòng)詞 + be + 及物動(dòng)詞的過(guò)去分詞……。主動(dòng)形式為：see... as... 把……" " 看作是……。含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)各種句型結(jié)構(gòu)如下：

肯定句：主語(yǔ) + 情態(tài)動(dòng)詞 + be + 及物動(dòng)詞的過(guò)去分詞（+ by...）

否定句：主語(yǔ) + 情態(tài)動(dòng)詞 + not + be + 及物動(dòng)詞的過(guò)去分詞（+ by...）

一般疑問(wèn)句：情態(tài)動(dòng)詞 + 主語(yǔ) + be + 及物動(dòng)詞的過(guò)去分詞（+ by...）

特殊疑問(wèn)句：特殊疑問(wèn)詞 + 含有情態(tài)動(dòng)詞的被動(dòng)語(yǔ)態(tài)的一般疑問(wèn)句

例如：

1. Teenagers should be allowed to choose their own clothes.

應(yīng)該允許青少年自己選擇衣服。

2. The pet dog must be taken good care of in the pet shop.

寵物店一定要好好照顧寵物狗。

3. The dictionary can’t be used in the exam.

這本字典不能在考試中使用。

4. The test must be finished during the test time.

測(cè)試必須在測(cè)試時(shí)間內(nèi)完成。

5. The ears of the pet pigs shouldn’t be pierced when they are so young.

寵物豬這么小的時(shí)候耳朵不應(yīng)該被刺穿。

跟蹤練習(xí)：

1. According to paragraph 1， we can know that Yan is .

A. a biologist" " B. a singer

C. a dancer D. a student

細(xì)節(jié)理解題。根據(jù)“Yan Ning， a Chinese structural biologist left Princeton University.”可知顏寧是生物學(xué)家。故選A。

2. Where did Yan Ning work before her return？

A. Tsinghua University in China.

B. Princeton University in the US.

C. Ministry of Science and Technology.

D. A medical academy in Shenzhen.

細(xì)節(jié)理解題。根據(jù)“Yan Ning， a Chinese structural biologist left Princeton University and return to help build a medical academy in Shenzhen， Guangdong province. ”可知顏寧離開(kāi)普林斯頓大學(xué)， 回到廣東深圳幫助建立一所醫(yī)學(xué)院， 因此之前是在普林斯頓大學(xué)工作。故選B。

3. What do we know about SMART？

A. It only focuses on medical research.

B. It will choose the director worldwide.

C. It will be finished building this year.

D. It was built a few years ago.

細(xì)節(jié)理解題。根據(jù)“ Its director will be chosen worldwide. ”可知SMART將在全世界范圍選擇負(fù)責(zé)人。故選B。

4. Yan Ning chose to move to Shenzhen because .

A. Shenzhen is the richest city in China

B. she was born in Shenzhen

C. Shenzhen is an energetic city

D. Shenzhen has more excellent scholars

細(xì)節(jié)理解題。根據(jù)“ For her， Shenzhen is an energetic place where anything is possible. ”可知對(duì)顏寧來(lái)說(shuō)， 深圳是一個(gè)充滿活力的地方， 在這里一切皆有可能。故選C。

5. What can we infer from the story？

A. More Chinese students will study abroad.

B. China will give chances to the homeless people.

C. Yan Ning’s return discouraged many overseas talents.

D. More high?level foreign experts may come to China.

推理判斷題。根據(jù)“At the beginning of this year， the Ministry of Science and Technology made a policy to encourage companies to hire （聘請(qǐng)） high?level foreign experts. ”可知今年年初， 科學(xué)技術(shù)部制定了鼓勵(lì)企業(yè)聘請(qǐng)高水平外國(guó)專(zhuān)家的政策， 因此更多高水平的外國(guó)專(zhuān)家可能會(huì)來(lái)中國(guó)。故選D。

（作者單位 ：江蘇省鹽城市新洋第二實(shí)驗(yàn)學(xué)校）