初三年级英语教学计划-初三年级下册英语练习册答案人教版2017

副标题:初三年级下册英语练习册答案人教版2017

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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 2.named 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

初三年级下册英语练习册答案人教版2017.doc

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