陆地向海洋的自然延伸部分,其海底地形是( )
A:大陆坡
B:大洋中脊
C:海沟
D:大陆架
补全对话, 其中有两个多余选项。
A: Hello! This is Tom speaking. ____
B: Sorry, Jack is out at the moment.
A: ____
B: This is Jack’s mother.
A: Hello! Mrs Brown. ____
B: Of course. ____
A: That’s very kind of you. Would you please tell Jack we will have a party about stamp collection this Sunday morning?
B: Oh, a party about stamp collection on Sunday morning. OK, ____
A. Who's speaking, please?
B. Hold the line, please.
C. Can you take a message for me?
D. Can I take a message for you?
E. I'll tell him as soon as he comes back.
F. Could I speak to Joe, please?
G. Could I speak to Jack, please?
请看漫画,漫画中的人物的行为和表现给我们的启示是( )
① 生活中,只要自己高兴就可以随心所欲地按自己的意志去做
② 遵循社会规则而生活,严格按照社会规则所的要求去做
③ 社会规则保障我们生活在健康有序的社会中,使我们健康快乐地成长
④ 我们的生活处处离不开规则,规则保障我们的生活顺利的实现
马铃薯的生殖方式为出芽生殖.