新概念英语第二册71课课后习题详细答案

新概念英语第二册课后习题答案详解

Lesson 71

练习答案

Key to written exercises

1

．关键句型练习答案

C 1 shall have been working

2 have finished

D 1 had to go

2 should/ought to buy

3 should/ ought to have telephoned

2

．难点练习答案

1 shop assistant

2 hung

3 hanged

3

．多项选择题答案

1. b

根据课文第

3-4

行

If the Houses of Parliament had not been burned down in 1834

可以判

断只有

b.

符合课文 内容，其他

3

个选择都与课文实际内容不符。

< br>

2. d

根据课文第

8

行

Officials from Greenwich Observatory have the clock checked twice a day

可以判断只有

d

与课文事实相符

,

其他

3

个选择都与事实不 符

.

课文中用的是

have

的形式，那么就是说是

official

让 别人来检查

clock,

但是检查

clock

的也可以是

official

啊

,

< br>某个

official

让另外一个人去检查

,

这个人不是他本人

,

是另 外的