1 A

2 D

3 E

4 B

5 G

1 spending

2 forums

3 checking

4 schoolwork

5 with

6 bullied

Lấy \(g=10m/s^2\)

Thế năng của vật tại độ cao 2m:

\(W_t=mgh=6.10.2=120\left(J\right)\)

Động năng của vật tại thời điểm vận tốc đạt 10m/s"

\(W_đ=\dfrac{1}{2}mv^2=\dfrac{1}{2}.6.10^2=300\left(J\right)\)

câu này thiếu từ nhé, sắp xếp lại vẫn bị thiếu nghĩa

II)

1 since

2 for

3 since

4 since

5 for

III)

1 just

2 yet

3 yet

4 already

5 just

6 already

1 When she came home, her sister was planting trees in the garden.

2 We were gathering our emergency supplies while the hurricane was approaching.

3 Because all the prices of the items in the supermarket have been fixed, I don’t always have to bargain.

1 take part in

2 a traditional in Peter's family that

3 a balanced diet and exercising are

She dedicates a lot of time to her craft in order to become a succesful artist