1 eats> eat

2goes> went

3play> played

4 swam> swim

5ride > has rode

6help> helps

7cook> cooked

8 goes> go

9bought> buys

10plays > played

a, eats `->` eat

b, goes -> went

c, play -> played

d, swam -> swims

e, ride -> rode

f, help -> helps

g, cook -> cooked

h, goes -> go

i, bought -> buys

j, plays -> played

1d

Âm 2 còn lại âm 1

2b

Âm 1 còn lại âm 2

3a

Âm 2 còn lại âm 1

4c

ÂM 2 còn lại âm 3

5b

ÂM 3 còn lại âm 1

1 haven't heard

2 haven't phoned

3 have been

4 Have you seen

5 have

6 have downloaded

7  Have you broken

8 has bought

9 have put

10 haven't forgotten

------------------------

 Hiện tại hoàn thành:

a, Uses: 

-Diễn tả hành động đã xảy ra nhưng còn liên quan đến hiện tại

-Diễn tả hành động đã lặp đi lặp lại nhiều lần trong quá khứ

-Diễn tả hành động xảy ra trong quá khứ nhưng không rõ thời gian

b, Form: 

+)S+has/have+PII+......

-)S + has/have + not + PII+....

?)Has/have + S + PII+...?

-Answer: Yes, S + has/have

                No, S +hasn't/haven't

c, Signals

-for+khoảng thời gian

-since+mốc thời gian

-ever

-never

-so far

-recently

-before(đứng cuối câu)

-Up to now/up to the present/until now

-yet

-just

-already

-several/many time

-lately

Is an umbrella taken by him everyday?

Does he take an umbrella everyday?

 ->Is an umbrella taken by him everyday?

Although nam lives near his schoolm he never goes to school early

In spite of living near his school, Nam never goes to school early

Cấu trúc:

Although + S + V, S + V = Despite/ in spite of + N/Ving, S + V: Mặc dù ... nhưng ...

Although he took a taxi , he went to the meeting late

=> Despite taking a taxi , he went to the meeting late

They run fast so they will win the racing 

=> Because they run fast, they will win the racing 

=> Because of running fast ,they will win the racing 

Because of working part time so my mother went home lately

Because of a good student,she often helps her classmates

Hoa is a good student so she often helps her classmates. 
=> Because of being a good student, Hoa often helps her classmates. 
- HokTot - 

Because of studying hard,she passed the exam

Cấu trúc:

Because+clause(S+V)

Because of+cụm N ,N,Ving

Because she studied hard, she passed the exam 
=> Because of studying hard, she passed the exam 
 - HokTot - 

She should definitely do exercise to lose weight as it is a good idea.