施工单位投标中标后，与建设单位签订合同。在施工过程中，施工单位偷工减料，使用不合格

下列属于生命现象的是[ ]

A．雨后春笋

B．潮起潮落

C．秋高气爽

D．蜻蜓点水

患者男，35岁。因5天来右下后牙肿痛，今日全身不适来就诊。查患者痛苦面容，右面颊部肿胀较明显。右下第一前磨牙远中颈部龋深穿髓，无探痛，Ⅲ度松动，叩痛（+++），龈红肿明显，移行沟变平。

扪诊牙龈肿胀有波动感的方法是（）

A.棉球口内扪诊

B.单指口内扪诊

C.二指口内扪诊

D.二指口外扪诊

E.双手口外扪诊

根据汉语或首字母提示填写单词。

1. People ran wildly as pieces of glass and _____(砖块) fell down in the earthquake.

2. Their _____(到达) makes me happy.

3. Please wail for a _____(一会儿 ). Mr Wang will come soon.

4. I saw a boy running in that _____(方向 ).

5. The _____(温度 ) will drop to -8? tomorrow.

6. It sounds like a _____(炸弹) under the ground.

7. The children are looking at each other in f_____.

8. Many people were killed in the e_____.

9. The ground is c_____ by snow now.

10. An old man was hit in the car a_____.

由乙烯推测丙烯（CH₂=CH-CH₃）与溴水反应产物结构简式正确的是（　　）

A．CH₂Br-CH₂-CH₂Br

B．CH₃-CBr₂-CH₃

C．CH₃-CH₂-CHBr₂

D．CH₃-CHBr-CH₂Br

适用于商品陈列窗，冷库、仓库、炎热地区的大型公共建筑物等的玻璃是( )。

A．压花玻璃

B．吸热玻璃

C．夹层玻璃

D．钢化玻璃