问题 选择题

荷兰学者温特于1928年把燕麦胚芽鞘尖端切下,放在琼脂薄片上,约1h~2h后移去胚芽鞘尖端,将琼脂小块放在去顶的胚芽鞘一侧,然后置于黑暗条件下培养,胚芽鞘逐渐向放置琼脂小块的对侧弯曲生长。该实验结果不能直接证明的问题是:

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A.胚芽鞘顶端能产生影响生长的物质

B.影响生长的物质自顶端向下运输

C.该物质能促进胚芽鞘的生长

D.单侧光使该物质在胚芽鞘内呈不均匀分布

答案

答案:D

阅读理解

Collecting Barbie Dolls is a favorite hobby of many women and girls throughout the world. Since Barbie first appeared (出现) at the American International Toy Fair in 1959, she has become the most popular doll in the world.

Many collectors of Barbie Dolls collect the dolls just for fun. They often collect some dolls they like or think are special. However, there are some serious collectors. They have hundreds of dolls, and spend almost thousands of dollars each year.

Many Barbie collectors not only collect the dolls, but also collect items (部件) of the dolls. Many collections include different items of Barbie’s fashion clothes. If you become a serious collector of Barbie Dolls, you will be likely to want to join a Barbie collectors’ club. The more you know about Barbie and her history, the more you want to grow your collections. 

No matter which kind of collector you are, casual (随意的) or serious, Barbie dolls can be a fun and interesting hobby for girls and women of all ages.

小题1:How many years of history do Barbie Dolls have?

A.More than eighty years.

B.About one hundred years.

C.Less than ten years.

D.About fifty years.小题2:What does the word “include” mean in Chinese?

A.包括

B.酝酿

C.生产

D.分配小题3:Which of the following is NOT right about the serious collectors of Barbie Dolls?

A.They have great interest in Barbie Dolls.

B.They sometimes even collect items of Barbie Dolls.

C.They spend much money on Barbie Dolls.

D.They don’t like Barbie Dolls from America.小题4: What do we know from the passage?

A.Barbie Dolls first appeared in England.

B.Casual collectors may just collect Barbie Dolls for fun.

C.Collectors collect items in order to repair the dolls.

D.Old people didn’t like Barbie Dolls before 1959.小题5:What is the passage mainly about?

A.Barbie Dolls.

B.Different hobbies.

C.How to repair a toy.

D.How to be a collector.

解答题