第18课第5节 单词
1  sin  n.罪恶 Lying, stealing, dishonesty, and cruelty are sins. selina260347d5e3506ae8c
撒谎,偷窃,不诚实和残忍都是罪恶.selina260347d5e3506ae90
n.cf.crime

2  solid  adj.固体的
When water freezes and becomes solid, we call it ice.
水变成固体时,我们称之为冰.
同.firm 
n.固体
At what temperature does water become a solid ?
水在多少度时变成固体.

3  spokesman  n.发言人
At the meeting the spokesman for the government gave us the President's views.
政府发言人在会议上告诉我们总统的意见.

4  still  adj.寂静的
The room was still at the end of his speech.
他的演说结束时,整个房间寂静无声.

5  suck  v.吸吮
The baby sucked milk from its mother's breast.
婴儿吸食母乳.

6  symbolize  v.代表,象征
The red color symbolizes danger in many countries.
红色在许多国家代表危险.

7  threat  n.威胁
Your threats will not stop me from going.
你的威胁阻止不了我走.

8  traffic  n.交通
The police control traffic in large cities.
警察在大城市中管理交通.

9  volcano  n.火山
A dormant volcano may explode at any time.
休眠的火山可能在任何时间爆发.

10  wipe  v.擦
She wiped the dishes with a paper towel.
她用纸巾擦盘子.

从以上单词中选出最适当的一个单词,填入空格内.
1 The baby tried to (        ) the orange juice through a straw.
2 That door is made of a (        ) piece of wood.
3 He was the (        ) for the workers in the strike against the factory owner.
4 An extinct (        ) has ceased to be able to explode.
5 He asked the noisy children to be (        ).

答案：
1 The baby tried to (suck) the orange juice through a straw.

2 That door is made of a (solid) piece of wood.

3 He was the (spokesman) for the workers in the strike against the factory owner.

4 An extinct (volcano) has ceased to be able to explode.

5 He asked the noisy children to be (still) .