---______do the students exercise a week ?---Once or twice.A．How oftenB．How longC．HowD．How many time

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• My daughter studies______. She _____goes to sleep before 11 o’clock at night.A．hard, hardB．hard, har
• We should not eat ________junk food. A．too manyB．too muchC．many tooD．much too-八年级英语
• It’s a fine day. Shall we go out for a walk?A．great B．windyC．sunnyD．well-七年级英语
• ________people, there ________for wildlife.A．Because; are more and more spacesB．Because of; is less
• TV and computer can our eyes to the outside world.A．call upB．open upC．turn upD．take up-九年级英语
• Have you finished you homework ? Yes, I have finished it.A．already ,yetB．yet , alreadyC．yet ,yet D．a
• Do you know how many peoplethe big fire last week?A．stayedB．livedC．survived D．continued-八年级英语
• Millie is getting on well with her friends but she is a little selfish________.A．in timeB．on timeC．a
• I bought a new sweater last weekend. It ________ me 120 yuan. A. paid B. take C. costD. spent-九年级英语
• － Do you know Mr Wang?－ Yes. He ______ many countries. He has rich life and work ______.A．has gone t
• 小医生，下列各句均有一处错误，请找出并改正。1.Linda isn't like vegetables. ________2.My brother play sports every day
• They _______ go to the cinema very often.[ ]A. notB. don'tC. doesn'tD. no-七年级英语
• What timeyour father his work in the evening?[ ]A.is , finishingB.does, finishes C.does ,finishD.is,
• My friend _______ a volleyball, but she ___________a basketball.[ ]A. doesn't have, have B. don
• ________ a clerk work in a store? [ ]A. IsB. Are C. Does D. Do-七年级英语
• 按要求完成句子。1. Charles started hiccupping in 1992.（对画线部分提问）Charles hiccupping?2. They stayed in Californ
• "Who cooked supper today?" "I ___________"[ ]A. didB. does C. was D. is-七年级英语
• —Do you and Millie like walking?—Yes, _______. [ ]A. I like B. we like C. we do D. I do -七年级英语
• — What _____ you usually have for breakfast? — _____ and a cup of coffee. [ ]A. do, Three breadB. do
• —How _____ you spell pen? —P-E-N, pen. [ ]A. is B. am C. do D. are -七年级英语
• 单项选择。My brother and my sistertheir homework on Sunday. [ ]A. don't B. not do C. doesn't do
• 你会探究：请你根据进行“光对鼠妇生活的影响”探究活动的体会，认真回答下列问题（1）实验中，鼠妇的数量不宜过少，而且最后要统汁，取全班的平均值，这样做的原因是______；（2）-七年级生物
• 在研究“光照对黄粉虫幼虫生活的影响”时（1）提出的问题是______（2）做出的假设是______（3）设计实验时，给黄粉虫幼虫提供______两种环境，观察黄粉虫幼虫对环境的选择，这两种环-七年级生
• 在研究“光对鼠妇活动的影响”实验中，实验组是______，对照组是______（填遮光组或未遮光组），观察记录的是______部分的鼠妇．-生物
• 课堂上我们探究了鼠妇的生活受光的影响．我们进一步探究低温（10℃）对鼠妇生活的影响．（1）你会提出的问题是______（2）你会作出的假设是______（3）在设计对照实验时要设计两种环境，-生物
• 在探究温度对鼠妇生活影响的实验中，实验组和对照组都应该保持相同的条件是（）A．光、温度、湿度等B．鼠妇数量、光、温度等C．温度、湿度、鼠妇的数量等D．空气、湿度、光等-生物
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• 下表为某同学探究“光对黄粉虫幼虫生活的影响”的实验设计，但还不完善，对其修改正确的是（）数量土壤光线温度左半侧10只湿土明亮20℃右半侧10只干土阴暗30℃A．左右两侧应分别为湿-生物
• 在探究“光对鼠妇生活的影响”的实验时，探究者提出：鼠妇适于生活在阴暗的环境中，光会影响鼠妇的生活．这属于探究实验的那个过程（）A．提出问题B．作出假设C．制定计划D．实施计划-生物
• 设计探究实验题目：光对鼠妇生活的影响(1)提出问题：_____________________________。(2)作出假设：_____________________________。制定计划：(
• 句型转换。1. She came to school late this morning. (变成否定句) She _____ _____ to school late this morning. 2
• — It's dangerous to swim here. Look at the sign. — Oh, I ______ notice it. Thanks for telling m
• He ______ morning exercises yesterday. [ ]A. wasn't do B. didn't C. didn't do D. does
• When ______ you ______ to Shanghai? A. do, come B. did, come C. did, came D. were, come-八年级英语
• Where ______ they ______ on vacation? [ ]A. did; visit B. was; visit C. does; visit D. is; visiting
• Sam was ill, so he _____ to school.[ ]A. went B. doesn't go C. didn't go D. goes-七年级英语
• — When ______ you ______ to learn to skate? — Five years ago. [ ]A. do, startB. do, startedC. did, s
• There was a big earthquake in Japan, but luckily many people _______. A．saveB．savedC．are savedD．were
• In the first half of the match, Number 52 Middle School _______ us 5-3, but at last our team _______
• They are looking forward to _____________ to the lecture by the famous professor.A．sendB．be sentC．be
• It’s important for us_____ in good health.A．keepB．keepingC．to keepD．kept-八年级英语
• About seventy percent of the earth with water.A．is coveringB．is covered C．are coveringD．are covered-
• —Wow! Your school is so beautiful!—Thank you! It _____ last year. A．build B．builtC．is builtD．was bu
• This kind of watch ______in India.A．makesB．madeC． is makingD．is made-九年级英语
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• — Why must I wear my school uniform, mom?— Because you are a student. You are _________ to wear you
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• No one in our classswimming .A、like B、likes C、liking -七年级英语
• This kind of books _____ well and they _____ out last week.A．sells; were soldB．is sold; soldC．sells;
• The river smells terrible. People_______ dirty things into it .A．must stop to throwB．must stop from