下列各项组合中，能体现生命系统由简单到复杂的正确顺序是 ①一

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问题选择题

下列各项组合中，能体现生命系统由简单到复杂的正确顺序是

①一个大西瓜 ②血液 ③白细胞 ④变形虫 ⑤血红蛋白 ⑥SARS病毒 ⑦同一片草原上的所有绵羊 ⑧一片森林中的所有鸟 ⑨一片桃园 ⑩一个池塘中的所有生物[ ]

A．⑤⑥③②①④⑦⑩⑨　　　　　　　　　　　　　　

B．③②①④⑦⑩⑨

C．③②①④⑦⑧⑩⑨　　　

D．⑤②①④⑦⑩⑨

答案

答案：B

阅读理解

阅读短文，判断句子是(Y)否(N)正确。

My name is Zhang Li. This is Jack. He is an English boy. He is nine. His father is a teacher. His mother

is a teacher, too. She teaches (教) us English. She is a good teacher. Jack is my good friend. We go to school

together every day (每天).

( ) 1. Jack is Zhang Li's good friend.

( ) 2. Jack is 12.

( ) 3. Jack's father is a teacher.

( ) 4. Jack's mother is Zhang Li's English teacher.

( ) 5. Zhang Li and Jack go to school together.

( ) 6. Zhang Li is nine years old.

单项选择题 A1型题

丹痧的西医名称的是（）

A.猩红热

B.丹毒

C.风痧

D.奶麻

E.水痘