答案: 1). Is my tie straight?

2). Look straight ahead.

6. block vt. 堵塞；阻碍n. 街区；木块；石块

[典例]

1). He lives three blocks away from here. 他住的地方与此处相隔三条街.

2). A large crowd blocked the corridors and exits. 人群把走廊和出口都堵死了

[重点用法]

a block of 一大块

block out 堵住

block off 封锁；封闭

block up 堵塞；阻碍

[练习] 中译英

1). 他们在绕楼群散步。

__________________________________________________________________________________________

2). 大雪阻塞了所有通往苏格兰的道路。

__________________________________________________________________________________________

答案:

1). They are taking a walk round the block.

2). Heavy snow is blocking all roads into Scotland.

Ⅳ重点词组 （旨在提供综合运用所需材料）

1. come up走近；上来；提出

[典例]

1). The little by came up to the stranger and showed him how to get to the police station.

小男孩向陌生人走去，并告诉他去警察局的路。

2). We won't forget the day when we watched the sun come up on top of the Tai Mountain.

我们不会忘记那天我们一块在泰山顶看日出。

3). It is certain that the question will come up at the meeting.

这个问题在会议上一定会被提出来的。

4). The snowdrops are just beginning to come up. 雪莲花刚刚开始长出地面。

5). I am afraid something urgent has come up. 恐怕发生了什么急事。

[短语归纳]

come across邂逅 come about发生

come at向...扑来,攻击 come from 来自

come out 出版;开花；结果是 come up with想出

come round 绕道而来 come down落下,塌下

[练习] 用come构成的词组填空。

1). The hunter walked across the forest when suddenly a bear _______ him.

2). The magazine __________ once a month.

3). I wish you can ___________ to England on your holiday.

4). The engineers has ______________ new ways of saving energy.

5). They ___________ an old school friend in the street this morning.