新概念第3册课后习题及答案第42课

为了便利同窗们自学新概念，新东方在线为大家整顿了新概念第3册习题及答案第42课，希望以下内容可认为大家的新概念英语学习有所帮助！

新概念英语第三册课后习题答案大全:请点击

新概念3课后习题答案：Lesson 42 1d 2a 3b 4c 5c 6b 7d 8b 9c 10a 11d 12b

声。

Multiple choice questions多项选择题

Choose the correct answers to the following questions.

Comprehension 懂得

1 In undertaking the descent of a really deep cave, a pot-holer ______ .

a.must be motivated by the desire to make an unexpected discovery

b.is prepared to spend a whole weekend away from his home

c.needs military co-operation in making preparations for the descent

d.may have to spend as much as a week planning his descent

2 The cave discovered by the French potholer, Berger ______ .

a.represents the ultimate challenge to any pot-holer who is truly dedicated

b.was recently explored for the first time since its discovery

c.has to be approached by following a stream which leads underground

d.consists of a large cavern, the size of a huge concert hall

3 On reaching the enormous cavern, the pot-holers ______ .

a.had to squeeze into a cleft in the rocks at the side

b.lit it up by using the arc lights they had carried down with them

c.saw a rainbow shedding its light on the limestone around them

d.could still hear the waterspout falling into the pool behind them

Structure构造

4 ---- or the chance that they ______ anunexpected discovery that…(11. 2-3)

a.would make

b.can make

c.may make

d.might have made

5 It can take as long as eight days getting ropeladders rigged up and ______ before …(11. 9-10)

a.to establish bases supplied

b.supplying bases established

c.establishing supply bases

d.bases established and supplied

6 After ______ the narrow gap, they climbed down the steep sides of the cave. (11. 18-19)

a.they were entering

b.entering

c.entered

d.they will enter

7 ---- let ______ the current to the other side . (11. 22-23)

a.them be carried with

b.their being carried by

c.themselves carry

d.themselves be carried by

8 No other sound could be heard ______ made by water…(11. 30-31)

a.except it was

b.than that

c.that was

d.but this was

Vocabulary辞汇

9 It can take ______ eight days to rig up… (1. 9)

a.around

b.more than

c.up to

d.at least

10 ---- has tunnelled a course through a ______ in the rocks. (11. 13-14)

a.fault

b.gap

c.cleft

d.fissure

11 They had to ______ along this …(11. 19-20)

a.sidle nervously

b.file sideways

c.walk sharply

d.move cauriously

12 To protect themselves from the ______ water, they wore special rubber suits. (1. 23)

a.frozen

b.freezing

c.chilly

d.iced

郑重声明：此文内容为本网站转载企业宣传资讯，目的在于传播更多信息，与本站立场无关。仅供读者参考，并请自行核实相关内容。