1/june is hotter than may but July is the hottest

2/students must keep their school clean and beautiful

3/remember to bring essential travel items in during your holiday

4/mr.phong wants to explore coast by boat

5/ i think nha trang is one of the nicest beaches we can visit

xin hay nhất ạ

$1$. June is hotter than May, but July is the hottest.

$2$. Students must keep the school clean and beautiful

$3$. Remember to bring essential travel items in your holiday.

$4$. Mr. Phong wants to explore coast by boat ( mik nghĩ câu này đề sai, bỏ "s" đi nhé)

$5$. I think Nha Trang is one of the nicest beaches I have visited.