八年級下冊暑假作業答案
zhuàn dú
2(1)阡陌:田間小路 (2)扶: 沿;順著
(3)規:計劃 (4)津:渡口 (5)屬:類
(6)蕃:多 (7)馨:香氣,這里指品格高尚
(8)鴻儒:博學的人 (9)宜:應當 (10)因:順著、就著
p15
(1)田家 (2)渝州
(3)江南 (4)東城
p16
1.sù tuān gě qiúxī shù
2.(1)奔: 飛奔的吧 (2)屬: 動詞,連接
(3)歇: 消散 (4)頹: 墜落
(5)但: 只 (6)僅: 幾乎
(7)沃: 用水林洗 (7)強: 盡力
p18
11.
(1)元旦 (2)春節 (3)元宵 (4)兒童
12
(1)到(3) 雁 (4)和(5) 燕
數學答案:
勾股數(1)
1.c 2.d 3.60/13cm 4.13 5. 連接b、d,36cm2
6.c
勾股數(2)
1.c 2.b 3.a 4.130 5.24
實數
1.a 2.c
3.正負根號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
一:ab
二:7.5 60
p23
6.(2)解:∵正△abc
∴ab=bc
又∵△abd由△abc旋轉
∴△abd≌△abc
∴ab=bc=ad=dc
∴四邊形abcd為菱形
英語:
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