下列食物人们通常食用植物生殖器官的是（ ）
A．马铃薯
B．西瓜
C．葵花籽
D．萝卜
器官是指由不同的组织按照一定的次序结合在一起构成的行使一定功能的结构，绿色开花植物是由根、茎、叶、花、果实、种子六大器官组成的．根、茎、叶为营养器官，花、果实、种子为生殖器官．马铃薯属于茎，西瓜属于果实，葵花籽属于种子，萝卜属于根．可见，选项BC符合题意．
故选：BC．
| 阅读理解. | ||
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| easy to read. He used words with the same ending sound, like fish and wish. He did not receive training in art. Yet, he drew the pictures for most of his books. In 1957, Dr. Seuss wrote The Cat in the Hat. He used less than 230 words to write the book and even a six-year-old should be able to read it. It was a fun story and easy to read. Children loved it. Their parents loved it, too. Today it is still one of the stories they like best. The success of The Cat in the Hat made him want to write more books for children. In 1960, he wrote a book using less than fifty words. The book is called Green Eggs and Ham. In 1984, Doctor Seuss won a Pulitzer Prize (普利策奖). He was honored for the education and enjoyment his books provided American children and their parents. He died at the age of 87, but his influence remains. Millions of his books have been sold worldwide. People say his books helped change the way American children learned to read. Yet, his books are loved by people of all ages. Doctor Seuss once said, "I do not write for children. I write for people. | ||
| 1. Doctor Seuss learned from the magazine that _____. A. children wanted to learn to write B. a report for children was wanted C. many children's books were interesting D. some school children were not interested in reading. | ||
| 2. People like his books because the books _____. | ||
| A. are cheap and easy to get B. were written in different languages C. are easy and interesting to read D. were written with invented words | ||
| 3. He wrote the book The Cat in the Hat at the age of _____. | ||
| A. 50 B. 53 C. 56 D. 87 | ||
| 4. Which of the following is TRUE according to the passage? | ||
| A. Doctor Seuss wrote Green Eggs and Ham with over 230 words. B. Doctor Seuss wrote books only for children in the United States. C. The Cat in the Hat was written only for six-year-old children. D. His books provided education and enjoyment for Americans. | ||
| 5. From the text we know that Doctor Seuss _____. | ||
| A. won a Pulitzer Prize soon after his death B. sold millions of his books himself worldwide C. changed American children's way of reading D. wrote the largest number of books in the world |
