HOC24
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Môn học
Chủ đề / Chương
Bài học
:))??
34. my cats don't like these oranges
35.Phong has his pain in a chest
36.
37.Mrs. White is going to drink some medicine
38.can your uncle play guitar?
9.I will come to visit you when I have free time
10.my sister can not go to school because she is sick
6.b
7.c
8.d
9.d
10.c
\(4x^{^2}+4x+15=\left(4x^{^2}+4x+1\right)+14=\left(2x+1\right)^{^2}+14\)
\(\left(2x+1\right)^{^2}\ge0\)
gtnn xảy ra khi ''='' xảy ra=>min=14
8.c
9.a
10.d
11.b
12.c
13.d
14.b
15.a
16.a
17.c
18.c
1. they have lived in Vietnam for ten years
2. more fresh water should be drunk every day
3. it was very hot that she wore shorts and a T-shirt at work