I

1 about ( SO think about Sthing)/ from

2with 

3with ( came with : đến cùng với)

4down( fell down : ngã xuống)

II

1 spent ( thì QKD) / repairing ( spend+..Ving)

2are destroyed ( câu bị động HTD)/do( must + V)

3Have you paid( Thì HTHT vì có yet)/ pay/will shut off( câu điều kiên loại 1)

Xin hay nhất nha

I
1 We are thinking about importing flowers from China

2 Carry it with both hands !

3 She came across her old friends on the street yesterday morning

4 He fell down the river yesterday

II
1.Yesterday Hoang spent (spend) two hours repairing ( repair) his computer set.

2. All the beautiful buildings in our cities are being destroyed (destroy) by exhaust gases from cars. We must do (do) something to stop this.

3. A : Have you paid (you/pay) your electricity bill yet ?

B : No, I haven't , but I must pay (pay) it today . If I don't my electricity will be shut off (shut off) by the power company tomorrow