植物与动物在结构层次上的不同点是没有______．植物体的六大器官

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问题解答题

植物与动物在结构层次上的不同点是没有______．植物体的六大器官中都有并且相互连通的组织是______．

答案

植物体的结构层次为：细胞→组织→器官→植物体；动物体的结构层次为：细胞→组织→器官→系统→动物体．可见，植物体的结构层次比动物体的结构层次少了系统这个结构层次．贯穿于植物全身的组织是输导组织．

故答案为：系统；输导组织

完形填空

根据对话内容，从对话后的选项中选出能填入空白处的最佳选项.选项中有两项多余选项.

（Wang goes to Boston by train. Now he is at the inquiry offices.）

Clerk: May I help you, Sir?

Wang: Yes, I’d like some information about the trains to Boston.

Clerk:____61______

Wang: Tomorrow. I have to be there well before lunch time.

Clerk: There’s a train at 6 a.m. It’ll get you there at 11a.m. ___62_

Wang: And I have to get up very early too. ______63____

Clerk: Yes, There’s one at 8:30 a.m train. That arrives in Boston at 11:40 a.m.

Wang: I think the 8:30 train will be my best choice. ____64_____

Clerk: Do you want to buy a single fare or round trip ticket?

Wang: What’s the difference?

Clerk: A round trip ticket saves you about 15 percent of the fare.______65____

Wang: A second class.

A．Where do we pay the fare?

B．But there are many stops along the way.

C．What’s the fare?

D．When do you want to go?E. Do you prefer a first class ticket or a second class?

F. Are there any non-stops to Boston?

G. I’ve got plenty of pocket money.

综合

阅读图表，回答下列问题。

部分国家劳动力工资和产值对比表

(2)在全球第一轮产业转移时，美国产业转向德国而没有转向英国。结合表格说明其原因。

(3)全球第三轮产业转移，使中国成为“世界工厂”。运用所学知识简述其原因。

(4)全球三轮产业转移，对美国产业发展带来了什么影响？对我们国家产业发展有何启示？