日日人人_亚洲美女在线视频_av手机在线播放_国产大片aaa_欧美中文日韩_午夜理伦三级

他可能是為了鍛煉在跑.He .(B)把劃線部分的英文譯成漢語.Many years ago, life was much harder than it is today. People didn’t have modern machines. There was no modern medicine, either.Life today has brought new problems. One of the biggest problems is pollution. Water pollution has made our rivers and lakes dirty. It killed our fish and pollute our drinking water.(38)Air pollution makes us talk louder and become angry more easily. Air pollution is the most serious kind of pollution. It’s hard to all the living things in the world.Cars, planes and factories all pollute our air every day, (39) sometimes the polluted air is so thick that it is like a quilt over a city. This kind of quilt is called smog.Many countries are making rules to fight pollution. Factories must now clean their water before it is poured away, they mustn’t blow dirty smoke into the air.We need to do many other things. We can put waste things in the dustbin and not throw it on the ground. We can go to work by bus or with our friends in the same car, (40) the fewer people drive ,the less pollution there will be .38 .39 .40 .四.完形填空:(A)根據短文內容.從A B C D四個選項中選擇一個最佳答案.Life is not easy.so I'd like to say “When anything happens.believe in yourself． When I was a young boy.I was 41 shy to talk to anyone．My classmates often 42 me．I was sad but could do nothing．Later. 43 happened.and it changed my life．It was an English speech contest．My English teacher asked me to 44 it．What a terrible idea! It meant I had to speak 45 all the teachers and students of the school!“Come on.boy．Believe in yourself．You are sure to 46 ． Then my English teacher and I talked about many different topics．At last.we 47 the topic “Believe in yourself ．I tried my best to remember all the speech and practiced it over 100 48 ．With my English teacher's great love.I did 49 in the contest．I could hardly believe my 50 when the news came that I had won the first place．I heard the cheer 51 the teachers and students．Those classmates 52 once looked down on me.now all said “Congratulations! 53 me．My English teacher hugged me and cried excitedly． 54 then.everything has changed for me．When I do anything.I try to tell 55 to be sure and I will find myself．This is true not only for a person but also for a country． 【查看更多】

 

題目列表(包括答案和解析)

根據漢語意思完成下列句子。
1. 他不可能在家,因為他去了北京。
    He ______ ______ at home, because he ______ ______ ______ Beijing.
2. 他們看見一個男人在跑步，他可能是為了鍛煉。
    They saw a man ______, he ______be running for exercise.
3. 出門在外要當心錢！
    ______ ______ ______ your money when you are out !
4. 我想這本《英漢詞典》應該是鄧文的。
    I think the Chinese-English dictionary ______ ______ ______ Deng Wen．
5. 警察搜查了房問，但未發現任何奇怪的東西。
    The police had searched the house, but didn't ______ ______     __  .

查看答案和解析>>

根據漢語意思完成句子（10分，每題2分）

1.我語法犯了很多錯。

I ________ lots of ________ in grammar.

2.她不習慣開著燈睡覺。

She is not ________  _________ sleeping with her lights ________.

3.我們將可以自己選擇衣服而不是穿校服。

We’ll be _______ to choose our _______clothes _______ ______wearing uniforms

4.如果你有數百萬，你會怎么辦？

______  _______ you do if you had ______  ______ dollars?

5.他游泳可能是為了鍛煉。

He could be _________  ________ exercise .

 

查看答案和解析>>

根據所給漢語，完成英語句子。每空填一詞。
1. 他一定是為了趕公共汽車在跑。
    He must                           to catch a bus.
2. 你認為他為什么在跑？
    Why do you think he                           ?
3. 我們學校昨天晚上發生了一些奇怪的事情，大家都不高興。
    Some strange things                           us in our school.  Everyone is unhappy.
4. 這位著名的科學家經常被采訪。
    The famous scientist ____     often ___    _ by the reporters.
5. 我們都認為是少年在開玩笑。
    We all think that must be teenagers                            .

查看答案和解析>>

現有某金屬硝酸鹽化學式為M（NO3）2，為了探究其熱分解產物，某化學小組開展探究性學習：
金屬活潑性不同，其硝酸鹽分解產物不同。如：2KNO32KNO2+O2↑
2Cu（NO3）22CuO+4NO2↑+O2↑，2AgNO32Ag+2NO2↑+O2↑
猜想1：M（NO3）2M（NO2）2+O2↑
猜想2：2M（NO3）22MO+4NO2↑+O2↑
猜想3：（此處不寫）               。
為了探究上述猜想，設計如下實驗裝置：

實驗步驟：①連接儀器；②檢查裝置氣密性；③取一定量的樣品裝于大試管中，并重新連接好   儀器；④加熱；⑤……
（1）寫出猜想3的化學方程式：                                 ；
（2）測定氣體體積應選擇          （填A或B）；
（3）實驗收集到一定量氣體，為了檢驗收集到的氣體的成分，其操作方法是         ；
（4）在實驗后的水里加入適量碳酸氫鈉粉末，溶液中產生大量氣體，說明       正確（填：猜想l、猜想2或猜想3）；
（5）該小組測得一組數據：實驗前樣品質量為Wg，收集到氣體體積為VL（已折算成標準狀況），則M的相對原子質量為____；
（6）已知4Fe（NO3）22Fe2O3+8NO2↑+O2↑，現在對KNO3、Cu（NO3）2、Fe（NO3）2 的混合粉末充分加熱后未收集到任何氣體，則KNO3、Cu（NO3）2、Fe（NO3）2的物質的量之比可能是                                 （   ）
A．1:2:2           B．2:1:4                   C．1:2:3                  D．3:8:6

查看答案和解析>>

翻譯下列句子。
1. Selina上周開了個生日聚會。
    Selina _____  _____  _____  _____ last week.
2. 我出生于1989年2月14 B。
     I was born  _____  _____  _____, 1989.
3. 他也是第一位在有70年歷史的比賽中贏得這個獎項的中國鋼琴家。
     He was also the first Chinese pianist  _____  _____  _____ competition to win this prize.
4. 這張桌子太重，我搬不動。
    The desk is _____  _____ for me  _____  _____.
5. 他們昨天在晚會上玩得很開心。
   They _____  _____  _____  _____  at the party yesterday.
6. 莫扎特4歲時開始寫曲子。
   Mozart started _____  _____  of music when he was four years old.
7. 當我出去的時候看見他們在踢足球。
   I _____  _____  _____ football when I went out.
8. 他主修英語和管理。
    He  _____  _____  English and  _____.

查看答案和解析>>


同步練習冊答案
主站蜘蛛池模板： 自拍偷拍欧美 | 午夜影院在线免费观看 | 国产成人av在线 | 国产精品国产精品国产专区不卡 | 91tv亚洲精品香蕉国产一区 | 亚洲视频区| 天天操天天碰 | 成人激情视频在线观看 | 精品久久久久久久久久久久包黑料 | 国产视频一二区 | 成人精品视频 | 日韩三区| 91干在线观看 | 欧美一级大片免费 | 亚洲免费在线 | 日产精品久久久一区二区 | 欧美在线免费 | www.99久久久 | 亚洲三级在线播放 | a国产在线观看 | 国产精品三级 | 国产精品乱码一区二区三区 | 日本成人一区二区 | 日本a黄| 日韩在线视频一区二区三区 | 欧美精品在线一区二区三区 | 一区二区三区四区不卡视频 | 久久精品久久久久电影 | 国产在线不卡视频 | 亚洲欧美激情精品一区二区 | 亚洲综合成人网 | 日本一区二区在线播放 | 四季久久免费一区二区三区四区 | a黄视频| 午夜天 | 久久久一 | 国产精品㊣新片速递bt | 成人精品鲁一区一区二区 | 欧美精品一区二区在线观看 | 欧美一区在线观看视频 | 亚洲精品日韩综合观看成人91 |