15+603-35；17-28+700．-数学

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• Professor Smith, along with his assistants, _____ on the project day and night to meet the deadline.
• The discovery of gold in Sahara Desert led thousands to believe that a fortune________.A．is madeB．wa
• —Beg your pardon, but I didn’t quite catch what you said.—Oh, I to myself.A．have talkedB．am talkingC
• —Does your uncle still smoke?—He given it up. It’s two years ever since he .A．can’t have; smokedB．ma
• 解方程：（1）5x-239x+6x4；（2）用配方法解方程：x2-6x+5=0．-数学
• —Have the exam results arrived yet?—No. They were due to have arrived at the school today but appare
• The two friends ______on the Internet for three hours, and they would go on till the next morning.A．
• If you have a job, yourself to it and you’ll succeed.A．don’t devoteB．do devoteC．devotingD．not devote
• 计算23-3的结果是______．-数学
• The doctor suggested he ________with a serious disease and that he ________to hospital at once.A．be
• 计算题：（1）（48+20）+（12-5）；（2）445-35÷(-3410)．-数学
• Every year, the coal workers their lungs X-rayed to ensure their health. A．are havingB．have hadC． ha
• 计算：212-427+348的结果是（）A．0B．-43C．43D．±43-数学
• 化简|3-7|-|-7+52|的结果为______．-数学
• —We’ve spent too much money recently.—Well, it isn’t surprising, Our friends and relatives_______ ar
• The stars who advertise some false medicine _____ for the deaths caused by the medicine.A．are to bla
• — Are you a member of the club?— . It’s years since I .A．Yes; wasB．No; wasC．Yes; had beenD．No; becam
• –Were you at school when he came to see you?–Yes, I ______ a math class.A. was having B. hadC. am ha
• 计算（）-九年级数学
• 计算：32+23-2-3．-数学
• —If it hadn’t been raining so hard, I might have been home much earlier.—It’s too bad you _____ it.
• This time next week I’ll be on vacation .Probably I ________ on the beach.A．am lyingB．have lain C．wi
• The bookinto thirty languages since it came on the market in 1973.A．was translatedB．has translatedC．
• Space exploration began in the 1960s, and since then about five hundred peopleinto space. A．have tra
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• 计算：(1-2)2+(2-3)2+…+(9-10)2=______．-数学
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• 计算：．-八年级数学
• “I in the dormitory, watching the live TV broadcast about the tsunami.” David told the policeman who
• The famous reporter, who is said to have gone back to America last year, _____in China for almost tw
• 6mm9-2m21m．-数学
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• If thereno buying and selling of animals, thereno killing in nature. A. is; will beB. will be; will
• —Do you think he can get the first prize for jumping?—Impossible now. Heto do so, but he has just hu
• 计算：32-22=______．-数学
• —I am going to America.—how longyouthere?A．are; stayedB．are; stayingC．have; stayedD．did; stay-高一英语
• The employee you have been thinking highly of ____ reliable.A．provesB．provingC．to proveD．being prove
• 计算下列各题：（1）212+4127-48；（2）(46-412+38)÷22．-数学
• – Will you please go to see the movie Guanyinshan with me?– No, I won’t. I it already.A. saw B. have
• Dr. Smith, together with his wife and daughters, __ visit Beijing this summer.A．is going toB．are goi
• Mary liked the watch so much that she used what she had to pay for it. Now only five cents____.A．rem
• Large quantities of water, as well as some other timely help including a medical team ___since the s
• 318-1232+718．-数学
• |1-2|+|2-3|+|2-3|．-数学
• 2+32-52．-数学
• —Hi. Mary. Do you still remember the first time we met?—Sure. Youdinner with your friends in a rest
• .He has already gone home.But before he left,he _________ all the mistakes in his translation.A．had
• Cathy is taking notes of the grammatical rules in class at Sunshine School,where she_______English f
• ---- Flight 551 for Dallas ________. I must be off now. ------Have a pleasant trip then.A．is being a