45米的34是______米；67吨里有______个27吨．

（）

A.A

B.B

C.C

D.D

根据句意和汉语提示，填写恰当的短语完成下列句子。

1. I hope you can come back___________ (尽快地).

2. All the teachers ____________(乐意帮助) students to solve their problems.

3. We should ___________(坚持) our dreams and try to achieve them.

4. ____________(数以千计的) students were surveyed about their favorite foods.

5. My sister _____________(梦想) becoming a singer. She likes singing very much.

“太阳病，十日已去，脉浮细而嗜卧者”说明：

A．病人阳明

B．病仍在太阳

C．病人少阳

D．病人少阴

E．表证已解

图5-2示意了发送者利用非对称加密算法向接收者传送消息的过程，图中a和b处分别是 (16) 。

A．发送者的私钥，发送者的公钥

B．发送者的公钥，接收者的私钥

C．发送者的私钥，接收者的公钥

D．接收者的私钥，接收者的公钥

电捕焦油器有哪几部分组成？