从南极上空向下看，甲飞机沿南纬65°顺时针方向飞行，从北极上空向下看，乙飞机沿北

根据句意、汉语或首字母提示以适当形式填写正确的单词。

1. There is some  _____ (水) in the bottle.

2. Mrs Jiang is good at _____ (唱) English songs.

3. Daniel is an active boy and he is crazy about playing _____(足球).

4. The old man lives alone, but he doesn't feel _____ (孤独的) because he has many friends.

5. They wanted to remind us that we should protect the _____ (环境)

    by showing us the beauty of nature.

6. "Super Girls" are loved by m_____ of young people. 

7.  As the famous saying goes, it's better to give than to t_____.

8.  —I h____ go to bed before midnight. 

     —I don't think it's good for your health.

9.  My sister often d_____ English songs and English stories from the Internet.

     It really improves her listening.

10. Type in the address of the website at the top of the page and press the "Enter" b_____,

     then you' 11 find some information about English study.

信用卡集团客户服务专线4008795588是我行为信用卡集团客户提供的专属坐席服务电话。（）

细胞表面具有抗原识别受体，必须经抗原激发才能活化发挥其效应细胞的作用，可视之为特异性细胞免疫。包括（）

A.B淋巴细胞

B.杀伤细胞

C.巨噬细胞

D.天然杀伤细胞

E.由T细胞介导的细胞免疫

用高压水枪冲洗推土机应注意的事项有哪些？

列宁说：“如果社会主义在经济上尚未成熟，任何起义也创造不出社会主义来。”这就是说（）

A、社会主义革命只能在经济发达的国家发生和取得胜利

B、社会主义革命需要一定的物质前提

C、只能靠经济力量去实现社会主义

D、社会主义革命能够在资本主义内部自发产生