问题 填空题

蒸馏水、矿泉水、白醋、酒精都是常见的无色液体,它们的外观非常相似.其中具有酸味的是______;具有特殊气味的是______;其他两种无色液体可用加入______,然后根据产生泡沫的多少来区分.

答案

虽然几种液体都是无色的不好区别,但是我们可以根据其它的性质加以区别,白醋一般具有酸味;酒精有特殊的气味;因为矿泉水中含有较多的可溶性的钙、镁化合物,所以可用滴加肥皂水的方法来区别,产生泡沫较少的是矿泉水,产生泡沫较多的是蒸馏水;
故答案是:白醋;酒精;肥皂水.

阅读理解

Hannah was born and raised in a poor (贫困的)framily. She wore(穿)hand –me –downs(旧东西) from her older sisters.For Christmas she usually got used toys and books .As a chilld ,she wanted to have the beautiful clothes ,cars ,and homes that she often saw on TV and in magazines.

Five years after college,she became a manager.Her dream came true.She had her own company(公司)near Central Park.She took skiing vacations in the winter and travelled by ship in the summer .At the age of 30,Hannah was on top of the world.

Then she had her usual health check-up.Her doctor told her that she had a serious illness.Her doctor guessed that she had less than a year to live.

He advised ,“If you have any once –in –a-life time plans,do them now.”

Hannah spent her last months in her company.She was looked after by hospice (临终安养院)workers.Her family and friends often visited her .The moment before she died ,she opened her eyes and said,“If you have your health,you have everything.”

小题1:What did Hannah often get for Christmas when she was a child?

A.Beautiful cars.

B.New magazines.

C.Her sisters’clothes.

D.Used toys and books.小题2:What did Hannah do ?

A.She was a doctor.

B.She was A TV host.

C.She worked for a famous company.

D.She was the manager of her own company.小题3:Why did the doctor ask Hannah to do some once-in-a-lifetime plans?

A.Because she had a lot of time after vacations.

B.Because she would not live for more than a year.

C.Because she was busy every day .

D.Because she had enough money to do so.小题4:What is the most importeant thing for people according to Hannah’s last words?

A.Money.

B.Time.

C.Health.

D.Friends.小题5:What did Hannah probably realize(认识到)at last?

A.She should buy lots of beautiful clothes and a big house.

B.She should go to see the famous doctors in foreign countries.

C.She should give her company to her family.

D.When a person loses his health,he kows how important it is.

单项选择题