A．The triathlon is a demanding sport．Many say that it is a real test of an athlete's body and mind．It is difficult because it is three sports in one．It includes swimming for 2．4 miles（3．84 kilometers），bicycling for 112 miles（180 kilometers），and running for 26．2 miles（41．9 kilometers）．It takes a lot of strength and willpower to compete．Th

A linguist，an expert on languages，is always listening，never off-duty．I invited a group of friends round to my house，telling them that I was going to record their speech．I said I was interested in their regional accents（地方口音），and that it would take only a few minutes．Thus，one evening，three people came to my house and were shown into my fr

The Bell family was originally from Scotland where Alexander was born in 1847．Both his grandfather and father trained Alex in public speaking and teaching the deaf to speak．His mother was deaf so he had a deep desire to help those who couldn't hear．He studied anatomy（解剖）and physiology（生理学）which gave him a background of understanding as t

How to Interview People
Interviewing is one of those skills that you can only get better at．You will never again feel so ill at ease as when you try it for the first time，you'll probably never feel entirely comfortable trying to get from another person answers that h

I saw my first tiger in a national park in India．It was a young male and he was drinking at a waterhole．He raised his head slowly and stared at us for a full minute．Then he turned his back on us and disappeared quickly into the jungle．
    Twenty years ago，the tiger was in trouble．In India its numbers were around 1，800

It is said that standardized testing harms children．The tests upset pupils and make them afraid．If a pupil gets a low score he will be seriously damaged．Standardized testing is not helpful to the normal educational aims designed to help the child．
    There is，no doubt，anecdotal（奇闻轶事的）evidence to support some of

Recycling  Resources
Increased population increases the need for natural resources and also increases waste products．Making a new useful product out of a waste product decreases（减少）our need for natural resources．Recycling means using something over again after i

Culture Shock
Specialists say that it is not easy to get used to life in a new culture．“Culture shock”is the term these specialists use when talking about the feelings that people have in a new environment．There are three stages of culture sho

1.Without electricity human life__________quite different today.
A.is B.will be
C.would have been D.would be(MET91)
2.I insist that a doctor__________immediately.
A.has been sent

将括号内的动词变成虚拟语气的适当形式。
1.If I__________(be)you,I would study French harder.
2.I didn't know her address.If I__________(know)it,I__________(send)a letter to her.
3.If it______

13.__________you__________(tell)him about this earlier,all this wouldn't have happened.
14.My advice is that he__________(have)a good rest because of his poor health.
15.-Why didn't you buy the book.You like it so much.

句型转换:把下列句子改为复合句,并保持原意。
1.She was not in the factory,so I didn't see her.
If she had been in the factory,I__________her.
2.I don't have enough money,so I can't give you any

翻译填空。
1.我要是有你这样一位兄弟多好呀!
How nice it__________if I__________a brother like you!
2.我一定要让他在这里再呆一两周。
I__________that he__________here for anot

6.__________food you've cooked!
A.How a nice B.What a nice C.How nice D.What nice(MET91)
7.Oh,John.__________you gave us!
A.How a pleasant surprise B.How pleasant surprise
C.What a pleasant surprise D.What plea

1.We must get up early tomorrow,__________we'll miss the first bus to the Great Wall.
A.so B.or C.but D.however(MET89)
2.-I don't like chicken__________fish.
-I don't like chicken,________