新概念英语第四册听力,新概念英语第四册多项选择题：Bats

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　　Multiple choice questions 多项选择题

　　Choose the correct answers to the following questions.

　　Comprehension 理解

　　1，What happens if you shout on a mountainside?

　　a.You will be able to measure distance.

　　b.Nothing.

　　c.It will take a long time for an echo to come back.

　　d.You will hear an echo.

　　2，You can measure the depth of the sea by ____.

　　a.shouting so you get back an echo

　　b.tapping on the hull of a ship

　　c.working out how long it takes to get an echo from the sea bottom

　　d.calculating the reflection

　　3，The echo-location principle means you can even ____.

　　a.locate and distinguish different species of fish

　　b.hear a fish's echo

　　c.improve the apparatus now in use

　　d.easily catch different species of fish

　　4，Bats use echo-location to ____.

　　a.see where they're going

　　b.avoid bumping into things

　　c.avoid flying insects

　　d.emit squeaks

　　Structure 句型

　　1，Not ____sound made by animals serves aslanguage.(l.1)

　　a.every

　　b.each

　　c.the whole

　　d.the entire

　　2，We have only to turn to that extraordinarydiscovery of echo-location in bats to see a case____the voice plays a strictly utilitarian role.(11.1-2)

　　a.which

　　b.where

　　c.when

　　d.why

　　3，____ he shout in the vicinity of a wall, an echo will come back.(1.4)

　　a.Should

　　b.If

　　c.When

　　d.Though

　　4，____ the echo-sounding apparatus was born.(11.7-8)

　　a.Such

　　b.The way

　　c.That's how

　　d.Like this

　　Vocabulary 词汇

　　1，The voice plays a strictly ____ role.(1.2)

　　a.secondary

　　b.important

　　c.usual

　　d.practical

　　2，A sound made by ____ the hull of a ship - (11.5-6)

　　a.hitting

　　b.knocking

　　c.beating

　　d.bashing

　　3，The sound varies ____the size and nature of the object.(11.8-9)

　　a.depending on

　　b.relating to

　　c.influencing

　　d.by

　　4，A ____ of fish will do this.(1.9)

　　a.class

　　b.herd

　　c.school

　　d.flock

新概念英语第四册多项选择题：Bats.doc

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