九年级英语下配套练习册答案

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人教版九年级下册英语（新目标）配套练习册答案Unit 9 when was it invented ?

Section A

一：1. invented 2.invention 3.adjustable 4.heat 5.slippers 二：1~5 CBCCC

三： 1. What, used for 2. Who , invented 3. is , cleaned

4.must be repaired

5. to see

Section B

一： 1.notice 2. salty 3.produced 4. remain 5.pleasant 二: 2.too thin 2.by accident 3.According to, was discovered

4. by mistake

5.in this way ,in the end

6.fell into

三: 1~5:AADCD 6~10:BDBDC 11~12 :AC

四: for, on, Who , think, are, inwentions, is , most Self Check and Reading

一: 1.century 2.knock 3.below 4.wooden 5.towards 6.

developing 7.divided 8.active 9.aim 10.create 二: 1.helpful 2.invention 3.salt 4.the most popular

5.safety

6.wood

三: 1.It is believed d 3. to learn 4.was sent

5.was handed in

6.Was ,cleaned

7.found him

8.When was, invented

四: 1~5:BADBA 6~10:CADAB

五: 1~5:ABCAC

6.He grew vegetables in his garden and sold them.With

the money he set up a chemical lab.

7.Yes.Because he was awarded 1368 separate and

distinct patents during his lifetime.

8.February 11th,1847 9.October 18th,1931

10.America 11.Built a lab 12. 1368

13. His first patented invention was an electrical vote

recorder in 1868.

14. 1876~1877,invented the phonograph.

15.1900~1910, invented and perfected and steel alkaline

storage battery.

Unit10 By the time I got outside ,the bus

had already left

Section A

一： 1.lock 2.verslept 3.rush 4.relative 5.broke

二： 1. had left 2.had left 3.to come 4.had cooked

5.doesn’t rain

6.had had

7. finishing

8.had

learnt

三: 1~5:CBBAB

四: 1.walking, on time 2.been late for ,came ,close 3.go

off ,overslept 4.broke down 5.ran off

Section B

一: 1.exhausted 2.costume 3.ending 4.thrilled

5.empty

6.reveal

7.panic

8.describe

9.fooled

10.married

二：1~5CABBD 6~10BAACD

三: 1.set off 2.get married 3.invited ,to watch

4.showed up

5.as much ,as

6.stay up

7.happened

to 8.Hundreds of 9.so ,that

四：1~5:BEDCA

Self Check and Reading

一： 1.met,hadn’t seen 2.crying 3.to go 4.have learnt/learned 5.will be showed /shown

二: 1.too,to 2.as much as possible 3.had seen 4.has he

5.weren’t allowed

三: 1~5 CBCCD 6~10 BABDC

四: 1~5 TFFTF 6~10 CDBAC

Unit 11 could you please tell me where the

restrooms are?

Section A

一: 1.shampoo 2.fresh 3.restrooms 4.department

5.escalator