it took them three hours to work out the problem?

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• it took them three hours to work out the problem?
• 初二英语用所给动词的适当形式填空1The childrenn are going to havee fun_____(play)soccer this afternoon.2.There_____(be)a baseball game tomorrow afternoon.3.What about_____(go) for a swim?4.______(not be)late next time,please.5.Who _____(have)a calendar?6.Stop(talk),and listen to me,please!7.It takes them three hours______(finish)the hard work8.We can often hear the singer_____(sing)in the next room.9.Try_____(not eat) too much junk food.10.Going to school by boat must
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• One night．a thief broke into an old man's house．He 1 a noise and woke up the old man and his wife．The husband told his 2 to be silent,while he said loudly,"My dear,these days thieves are 3 ．If they take 4 their clothes and put them on the table,the people in the room will fall asleep and 5 wake up．" When the thief 6 this．he took off his clothes 7 and was ready to set out to work．At this 8 ．the husband suddenly shouted in a loud voice．"Stop thief!Stop
• What was the___of the accident?A.reason   B.cause   C.way   D.answer2.I___no sooner reached home than it began to rain.A.have   B.has   C.had   D.不填3.The salesman persuaded us___his product.A.buy   B.to buy   C.buying   D.bought4.You should___the fire before going to bed.A.put away   B.put up   C.put off   D.put out5.It took them a long time___the problem of pollution.A.to solve   B.solving   C.solved   D.solve6.——What is Tom doing?  ——He is busy___hi
• 帮我解决一道阅读理解填词急!Two Americans were travelling in Spain.One morning they came into a little r____ for lunch.They did not know Spanish,and their waiter wanted some milk and sandwiches.At f____they pronounced the word"milk"many times.T____they spell it.But the waiter still could not understand.At last one of them took a piece of paper and began to d____ a cow.When he was finishing his work,the waiter looked at it and ran out."Do you see,"said one of the t_
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• 一道英语+数学的题目...Use three 5s and one 1 to form a math problem with the mark of "+ - * 除 ()". the result is 24.can you work it out?天才帮忙～!
• 初一阅读理解一篇（英语）速度~啊Last Sunday I saw the worst storm (暴雨) in years. It came suddenly and went on for three hours. After lunch, I went into my room and had a rest. The air was hot. All was quiet. Then strong wind started blowing into my room. Pieces of paper on my desk flew high into the air and some flew out of the open window. As I ran to catch them,big drops of rain began to fall. When I came back into my house, it was raining harder and harder. I tr
• 英语不好的求教：第一个英语句子中为什么用that,第二个句子中为什么用现在分词形式,第三个如何翻译?This alone demonstrates that the television business is not an easy world to survive in, a fact underlined by statistics that show that out of eighty European television networks no less than 50% took a loss in 1989.请问a fact underlined by statistics that show that中show的前面为什么要用that?Some use them to keep a close watch on the demand for their line of work or gather information
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• 如果一件衣服原价是180元,按七五折出售,那么售价是多少的笞案如题