@mariongoc5454th

1. I think your gate needs (paint) before Tet

->  I think your gate needs to be painted before Tet

# Câu bị động; sau need là to V

2. Yesterday morning i decided (tell) him the truth

-> Yesterday morning i decided to tell him the truth

# Sau decide là to V

3. if only i (have) a mobile phone. I'm tired of (queue) outside the public telephone box

-> if only i would have a mobile phone. I'm tired of  (chx bt) outside the public telephone box

# Sau if only dùng would + V

Câu trả lời là:

 1. I think your gate needs( paint) before Tet => to paint

 2. Yesterday moring, I decided ( tell) him the truth => to tell

 3. If only I ( have) a mobile phone. I'm tired of( queue) outside the public telephone box => would have, queueing

 Chú bn học tốt