1. My father often flies to Ho Chi Minh City.

by plane = fly: bay 

S số ít + Vs/es : thì HTD

2. It is a beautiful large garden.

It is + a/an + ADJ + N số ít 

trật tự tính từ: opinion --> size 

3. Does this motorbike belong to Mr. Trung?

Does + S số ít + belong to + sb ? 

4. Don't forget to play far from the pool, children. 

Remember +to V: nhớ làm gì = Don't forget + to V: đừng quên làm gì 

5. His stamp collection has two hundred stamps.

S + has/have+  N

`color{orange}{~MiaMB~}`

`1.` My father often flies to Ho Chi Minh

`-` go by plane `=` fly : bay

`2.` It is a beautiful and large garden

`-` adj + N

`-` a + N(số ít, đếm được, bắt đầu bằng phụ âm)

`3.` Does Mr.Trung own this motorbike?

`-` own : sở hữu

`-` HTĐ: `(?)` Do/does + S + V_inf + O?
`4.`  Don't forget to play far from the pool, children

`-` remember to do sth `=` not forget to do sth : nhớ làm gì

`5.` His stamp collection has two hundred stamps

`-` There  + tobe + number + N1+ pre + N2

`=` N2 + has/have + number + N1