1 mai 's parents always expect her to get good grades and go to a top university to study medicine.
-> đây là thì HTĐ 

-> dấu hiệu nhận bt : trạng từ chỉ tần suất always

-> cấu  trúc : he / she / it + V s/es

-> I / you / we / they + V nguyên mẫu 

2 minh feels very worried because he has a big assignment to complete and he doesn’t know where to start.

-> đây là thì HTĐ 

-> cấu  trúc : he / she / it + V s/es

-> I / you / we / they + V nguyên mẫu 

3 have you thought about asking a friend who is confident about maths to help you?

-> thì HTHT 
-> ta có cấu trúc thể nghi vấn : have / has + S + VPII + v3 + ( O )

4 you have done very well in the exam i think you should relax now

-> vế trước là thì HTHT 

-> ta có cấu truc thể khẳng định : S + have / has + VPII

-> vế sau là cấu trúc should + V nguyên mẫu

5 it is not difficult to make new friends you should be open and be friendly first.
-> ta có cấu trúc : it + be + adj + to V