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VM
8 tháng 3 2020
* Sự phát triển qua biến thái ở ếch:
- Trứng ếch nở ra nòng nọc, sống trong nước=> Nòng nọc mọc 2 chi sau => Nòng nọc mọc 2 chi trước=> Nòng nọc rụng đuôi trở thành ếch trưởng thành, có thể sống ở cả nước và trên cạn.
Chúc bạn học tốt!
NL
1
LQ
3
KK
4 tháng 1 2019
2(x - 7) - 3(x + 8) = 5
=> 2x - 14 - 3x - 24 = 5
=> -x - 38 = 5
=> -x = 5 + 38
=> -x = 43
=> x = -43
Bài 1
1 eye patch
2 huge
3 pointing
4 history
5 island
Bài 2
1 Were they watching - aren't
2 were eating
3 was Kate talking - is not
4 was walking
5 were studying
6 was cleaning - were cooking
7 were you doing - was sleeping
8 isn't working
9 Are you listening - am
41 was waskhing
9 Are you listening - am
10 washes
Bài 3
1 were => was
2 were => was
3 cuting => cutting
4 was => were
5 haveing => having
Bài 1
1 eye patch
2 huge
3 pointing
4 history
5 island
Bài 2
1 Were they watching - aren't
2 were eating
3 was Kate talking - is not
4 was walking
5 were studying
6 was cleaning - were cooking
7 were you doing - was sleeping
8 isn't working
9 Are you listening - am
41 was waskhing
9 Are you listening - am
10 washes
Bài 3
1 were => was
2 were => was
3 cuting => cutting
4 was => were
5 haveing => having