为方便同学们检查自己做的作业正误，以下考试啦小编整理的：八年级（初二）上册寒假作业答案 数学和英语部分，供大家参考!

　　数学答案

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

　　勾股数(2)1.C 2.B 3.A 4.130 5.24

　　实数　1.A 2.C3.正负根号5 4.2倍根号2 5.0　5.1

　　6.(1)2倍根号2 (2)根号3(3)14+4倍根号3(4)6

　　P22　平移与旋转

　　一：AB　二：7.5 60

　　P23

　　6.(2)解：∵正△ABC

　　∴AB=BC

　　又∵△abd由△ABC旋转

　　∴△abd≌△ABC

　　∴AB=BC=AD=dc

　　∴四边形abcd为菱形(其他的找不到!!!)

　　　英语答案

　　P37　happy1

　　一

　　what a melody(悦耳) 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

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　　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