摘要： ---The train is leaving right now but David hasn’t come. ---Well, he said he here on time. A. came B. will be C. would come D. can be
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Assume that the reciprocal of m-2 is-
（
+2），then the valuae of m-
is ．（英汉词典：assume 假设； reciprocal 倒数； value 值．）
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| 1 |
| 4 |
| 1 |
| m |
| 1 |
| m |
As shown in the diagram（如图），the triangle PQR has PR=14cm and PQ=10cm．The side RQ produced meets the perpendicular PS at S，so that QS=5cm．The perimeter（周长） of triangle PQR is30
30
cm．如图，在△PQR中，PR=14cm，PQ=10cm．过点P作PS⊥RQ交RQ的延长线于点S，QS=5cm，则△PQR的周长为
30
30
cm．11、电脑键盘上的字母为何不按顺序排列？请你来做一项统计，下面是一篇小短文，根据短文中字母a，b出现的机会完成后面提出的问题：
Two Trips
Jack brought a small plane and began to fly it． He soon became excited and made his plane all kinds of tricks．
Jack had a friend，named Tom． One day Jack said to him，“I will pick you up in my plane．““I will be glad to．'answered Tom． They went up，and Jack flew around for half an hour and did all kinds of tricks in the air． Then they came down． Tom was to be back safely，and said to Jack，“Well，Jack，thank you very much for those two trips in your plane．“Jack was very surprised and asked，“Two trips？““Yes，my first and my last．'an-swered Tom．
（1）根据上文填表
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Two Trips
Jack brought a small plane and began to fly it． He soon became excited and made his plane all kinds of tricks．
Jack had a friend，named Tom． One day Jack said to him，“I will pick you up in my plane．““I will be glad to．'answered Tom． They went up，and Jack flew around for half an hour and did all kinds of tricks in the air． Then they came down． Tom was to be back safely，and said to Jack，“Well，Jack，thank you very much for those two trips in your plane．“Jack was very surprised and asked，“Two trips？““Yes，my first and my last．'an-swered Tom．
（1）根据上文填表
