`1` Please take the form to your teacher and ask her to sign 

Giải thích

`->` take st to sw : mang cái gì đến đâu

`2` We are going to plant flowers in the parks and water them every afternoon afterclass

Giải thích

`->` S + be + going to + V-inf

`3` We hope to give more green color to the town and earn some money for our group

Giải thích

`->` Cấu trúc : S + Hope + To Vinf…

`4` Yesterday, he promised to take part in a recycling program

Giải thích

`->`Cấu trúc : S + promise + to V

`5` My brother is very good at repairing household appliances

Giải thích

`->` be good at V_ing : giỏi về ....