题目内容
13．你知道他们到现在为止结婚多久了吗？Do you know how longthey have been married up to now？
分析 they have been married up to now
解答 答案：they have been married up to now．
短语"到现在为止"的英文表达是：up to now，结合设空处前面的how long判断所填写的宾语从句部分用现在完成时（have/has+动词的过去分词），且用陈述语序，此处的"结婚"用短语be married，故答案为：they have been married up to now？
点评 做这类题型，首先根据所给汉语明确句子所要考查的单词或短语的拼写，再结合相关语法知识对单词或短语做出形式上的变化．
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1．I think the concert is wonderful．It's well worth _________．（ ）
| A． | listen | B． | listening | C． | listening to | D． | listen to |
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42．Your schoolbag is on the chair，but where ismine？
43．Come on，Jack．We arelate．
44．There isaschool ID card，a pencil box and two pencils on the desk．
45．"Thanksfor your help，Miss Li!"Tom says to his English teacher．
| thank photo a late my |
42．Your schoolbag is on the chair，but where ismine？
43．Come on，Jack．We arelate．
44．There isaschool ID card，a pencil box and two pencils on the desk．
45．"Thanksfor your help，Miss Li!"Tom says to his English teacher．
2．他们中的许多人躺了一会，爬起来继续登山．
Most of them lay for a while，then stood up andcontinuedclimbing the mountains．
Most of them lay for a while，then stood up andcontinuedclimbing the mountains．
8．Big ocean fish have almost been endangered since the start of business fishing in the 1950s．The scientists found that the number of large fish has dropped by 90percent in the past fifty years．The study took ten years．The researchers collected records from fishing businesses and governments around the world．The magazine Nature published（发表）the findings．
The scientists say the common way called longline fishing is especially harmful to large fish．This way includes many fishing lines that are connected（连接） to one boat．If these lines are joined together，they can reach one hundred kilometers．They hold thousands of sharp metal hooks（钩） to catch fish．Longline fishing is especially common in the Japanese fishing industry．Records showed that Japanese boats used to catch about ten fish for everyone hundred hooks．The study says longline fishing boats now might catch one fish per hundred hooks．
The scientists say business fishing can destroy groups of fish much faster than in the past．It's not the only worry that the number of large fish is becoming smaller and smaller．
What's worse，they are smaller in size than their ancestors（祖先）．
根据短文内容完成表格，每空一词．
What is happening to ocean fish？
The scientists say the common way called longline fishing is especially harmful to large fish．This way includes many fishing lines that are connected（连接） to one boat．If these lines are joined together，they can reach one hundred kilometers．They hold thousands of sharp metal hooks（钩） to catch fish．Longline fishing is especially common in the Japanese fishing industry．Records showed that Japanese boats used to catch about ten fish for everyone hundred hooks．The study says longline fishing boats now might catch one fish per hundred hooks．
The scientists say business fishing can destroy groups of fish much faster than in the past．It's not the only worry that the number of large fish is becoming smaller and smaller．
What's worse，they are smaller in size than their ancestors（祖先）．
根据短文内容完成表格，每空一词．
What is happening to ocean fish？
| Items （项目） | Situations | Results |
| （71）business fishing of ocean fish | The number of ocean fish has dropped by 90% in the past fifty years． | The number of fish （72）is becoming Smaller and smaller． |
| The size of ocean fish | Big ocean fish have almost been （73）much fewer since the start of business fishing in the 1950s． | The size of ocean fish is not （74）as（so）big as that in the past． |
| The way of fishing（捕鱼） | Long-line fishing can be especially had to （75）catch fish． | Business fishing can destroy fish groups a lot faster than in the past． |