下列属于定量泵的是()
A、齿轮泵
B、三柱塞泵
C、双向叶片泵
D、径向柱塞泵
参考答案:A, B, C
下面关于修辞判断有误的一项是[ ]
A、世界上还有比我更幸福的孩子吗?(反问)
B、于是点上一枝烟,再继续写些为“正人君子”之流所深恶痛疾的文字。(比喻)
C、皮肤藏污纳垢,缺少光泽,就像用枝条扎成的村舍外墙那样粗糙。(比喻、夸张)
D、光明!光明!快给我光明!(反复)
根据句意和首字母提示,填写单词。
1. Have you made any plans for your s_____ this term?
2. Thank you for r_____ to my e-mail.
3. Tony is a m_____ of the school music club.
4. I am so s_____ that I can hardly keep my eyes open.
5. Today our English teacher told us about one of his unusual e_____.