1.  Flying a kite in the countryside is very exciting                                                                              ->  It’s very exciting to fly a kite in the countryside.

     2. I have done voluntary work for three years.

   ->   I started doning voluntary work three years ago.

     3.  It’s not necessary to change the dates of our trip.

      -> We don't have to change the dates of our trip.

    4. Do you want me to show you how to use this?

     -> Would you like me to show you how to use this?

    5. It took me two hours to walk to her village.

    ->  I spent two hours to walking to her village.

       S+spend+thời gian +V_ing

     6. Millions of tourists visit the Museum of Ethnology every year.

     -> The Museum of Ethnology is visited by millions of tourists every year.

           Câu bị động hiện tại đơn S+is/am/are+Vpp

     7.  Jane makes crafts better than her sister.

     -> Jane’s sister doesn’t make craft as well as her.

      So sánh không bằng : S+Vphủ định +as +adj+as.

      8. Let’s go to my uncle’s farm at the weekend.

     ->   Amy suggested going to her uncle’s farm at the weekend.

            suggest +V_ing

mình làm song rồi

1.It's very exciting to fly a kite in the countryside.

2I started doing voluntary work three years ago.

3 We don't have to change the dates of our trip.

4Would you like me to show you how to use this?

5I spent two hours walking to her village.

6The Museum of Ethnology is visited by millions of tourists every year.

7 Jane's sister doesn't make crafts as well as Jane does.

8 Amy suggested going to my uncle's farm at the weekend.