下列词语中，加线字的读音和字形全都正确的一项是（   ）

一个竖直悬挂在水中的圆柱体，上表面受到水的压力为5N,底部受到水的压力为13N，该圆柱体受到的浮力为____N，

从右栏中找出左栏的答语。

①Where is Jane? ____                                  A. Three weeks.

②What are they doing? ____                        B. Yes, he is.

③Would you like to play soccer? ____           C. She is in the lab.

④How long can I keep it? ____                     D. Good idea!

⑤Is Tom having lunch at home now?____      E. They are dancing.

欢         净          时          动         相

纯____         喜____          互____         及____          感____