為方便同學(xué)們檢查自己做的作業(yè)正誤，以下學(xué)習(xí)啦小編整理的：八年級（初二）上冊寒假作業(yè)答案 數(shù)學(xué)和英語部分，供大家參考!

　　數(shù)學(xué)答案

　　勾股數(shù)(1) 1.C 2.D 3.60/13cm 4.13 5. 連接B、D，36cm2　　6.C

　　勾股數(shù)(2)1.C 2.B 3.A 4.130 5.24

　　實(shí)數(shù)　1.A 2.C3.正負(fù)根號5 4.2倍根號2 5.0　5.1

　　6.(1)2倍根號2 (2)根號3(3)14+4倍根號3(4)6

　　P22　平移與旋轉(zhuǎn)

　　一：AB　二：7.5 60

　　P23

　　6.(2)解：∵正△ABC

　　∴AB=BC

　　又∵△abd由△ABC旋轉(zhuǎn)

　　∴△abd≌△ABC

　　∴AB=BC=AD=dc

　　∴四邊形abcd為菱形(其他的找不到!!!)

　　　英語答案

　　P37　happy1

　　一

　　what a melody(悅耳) song it is!

　　what a fast boy he is !

　　what a heavy girl she is !

　　what a beautiful school it is !

　　what a good boy he is !

　　what a beatific(幸福) boy he is!

　　二

　　is cleaned

　　were taken

　　is maken

　　was showed

　　are inviten

　　wasn't gave

　　was slolen ; was found

　　三

　　turtle

　　tiger

　　japan

　　Mexico

　　tiger

　　sierra leone

　　P39.

　　一：

　　better best havier heaviset

　　more most older oldest

　　bigger biggest more expensive most expensive

　　more smart most smart better known best known

　　more badly most badly less leas

　　more carefully most carefully fewer fewest

　　more slowy most slowy thinner thinnest

　　more healthy most healthy more easily most easily

　　hotter hoyyest oftener oftenest

　　farer farest larger largest

　　P40

　　一：

　　plan to do 計(jì)劃做某事 He planned on taking his vacation in july.

　　hope to do 希望做某事 We hope to see you soon.

　　agree to do 同意做某事 No results found for agree to do.

　　refuse to do 拒絕做某事 She asked him for a loan, but he refused.

　　finish doing 完成某事(后面就不打某事..到時(shí)記得自己加上哈)Have you finished reading that magazine?

　　enjoy dong 擅長....I enjoyed reading these books very much.

　　practise doing 練習(xí)...I practise my swing.

　　suggest doing 建議..I suggest our going to the park on Sunday

　　admit doing.承認(rèn)... I admitted breaking the window.

　　deny doing否認(rèn)...He denied having seen these watches before.

　　arrange for 安排...I’ve arranged for a taxi.

　　offer to do 提供They offered to help me

　　like/love+doing喜歡.. She likes playing the piano

　　hate to do 遺憾...He hated to have quarrelled with her.

　　hate to do 討厭 He hated to have quarrelled with her.

　　remember to do 記住去做某事 Do you remember her telephone number?

　　remember doing 記得做過某事 I remember telling you about it once.

　　forget to do 忘記去做某事 I forgot posting the letter.

　　forget doing 忘記做過某事 Don't forget to post the letter.

　　p43

　　動(dòng)詞 過去式 過去分詞

　　be was been

　　cook cooked cooked

　　know knew known

　　swim swan swam

　　get got got

　　teach tought taught

　　leave left left

　　fell felt felt

　　smell smelt smelt

　　drive drove driven

　　run ran run

　　think thought thought

　　keep kept kept

　　buy bought bought

　　begin began began

　　do did done

　　cost cost cost

　　find found found

　　throw threw throw

　　stand stood stood

　　動(dòng)詞 過去式 過去分詞

　　speak spoke spoken

　　come came come

　　give gave given

　　hear heard heard

　　send sent sent

　　hurt hurt hurt

　　see saw seen

　　steal stole stolen

　　take took taken

　　sleep slept slept

　　sit sat sat

　　meet met met

　　bring brought brought

　　fly flew flown

　　wake woke waken

　　choose chose chosen

　　lose lost lost

　　read read read

　　rise rose risen

　　wear wore worn

　　P50

　　Early to bed

　　Get up early to exercise every day

　　To eat less fatty food and more milk.

　　Do not eat too many sweet can cause obesity.

　　In the case of hot weather drink plenty of water.

　　Can not drink beverages,drink plenty of water.

　　In the winter changes according to the right to add their own clothes to not cath a cold

　　The eyes will not watch TV much,so choose the appropriate time watching TV.

　　Playing games in not good for mental and physical,we need to less play