7．HISTORY is full of unexplainedmysteries，for which no answers have ever been found．

6．Tourism bosses are trying to improve Scotland's image as a holiday destinationfor Americans．

5．Successful language learners are independentlearners．They do not depend on the book or the teacher．

4．文中共有10處語(yǔ)言錯(cuò)誤，要求你在錯(cuò)誤的地方增加、刪除或修改某個(gè)單詞．增加：在缺詞處加一個(gè)漏字符號(hào)（∧），并在其下面寫上該加的詞．刪除：把多余的詞用斜線（﹨）劃掉．修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫上修改后的詞．注意：1．每處錯(cuò)誤及其修改均僅限一詞；2．只允許修改10處，多者（從第11處起）不計(jì)分．
Several days before July 28，1976，many strangely things happened in Tangshan．They were signs for a earthquake．But people who were lived there didn't think much of that．In 3：42 am that day，the earth began to shake，that destroyed almost all the city in a few seconds．Many people，including workers and doctors，came to rescue those who trapped under the ruins．Later that afternoon，other big earthquake struck the city．More people were killed or injured and more buildings fall down．Very soon the army sent a lot of soldier to help，but teams were organized to dig out the trapped and buried the dead．By and by things improved and the city began to breathe again．

3．Many questions ________ in today's maths class，which were more than the new teacher had expected．（　　）

A．

came up

B．

added up

C．

set up

D．

packed up

2．He asked how much _______ on the rare jewel．（　�。�

A．

did I pay

B．

I had spent

C．

did I spent

D．

I had cost

1．This morning on my way to school I was deep moved by what I saw outside a bank．An old man was counting his money in the front of the bank．Suddenly a young man came running and knocked him down．To make things bad，his money was lying in all direction．In no time the people around rush to pick the money up while the old man stood there，not know what to do．Surprisingly，everyone gave back the money they had just picked．The old man counted the money again and found that not a single bill was missed．To my great joy，there are now a lot of nice people in your life．It's true what honesty is more important than money!

20．Chemicals in the body______our food into useful substance．（　　）

A．

break away

B．

break down

C．

break out

D．

break in

19．Reading widely helps to enlargeyour vocabulary when learning a second language．

18．The government is trying to raise public awarenessabout the protection of cultural heritage．