1.I don't like durians and so does my mother.

→neither

2.We have a 5-minutes break between two periods.

→bỏ a

3.Our summer vacation starts in May 27th.

→on

4.Hoa was very happy because she had much new friends.

→many

Chúc bạn học tốt ^_^!!!
(Nếu thấy hay hãy vote 5*,cảm ơn và bình chọn là câu trả lời hay nhất để mik có động lực giải tiếp các BT khác nhé!)

I don't like durians and so does my mother: so does->neither

We have a 5-minutes break between two periods: 5-minutes->5-minute

our summer vacation starts in may 27 th: in->on

hoa was very happy because she had much new friends : much->many