1. Simple present: 

(+) I always do the homework every day.

(+) She always goes shopping on Sunday.

( - ) She's not always goes to school on foot.

( - ) I never play games more than three hours.

( ? ) Do you often play the guitar on Thursday?

2. Present continuous

(-) He isn't playing the piano when he was 5 years old.

(-) They are studying Math to prepare the coming test.

(+) I am playing football with my friends.

(?) Are you studying Vietnamese on Sunday?

(+) She is getting bad mark because she doesn't hard - working.

Htại đơn:

mẫu câu: S (I, you, we, they, he, she, it) +Vs/es +O+A.

Eg: I go to school.

He listens to music.

She sings a song.

She likes English.

They play football.

Htại tiếp diễn:

mẫu câu: S +am/is/are + Ving+O+A.

Eg: I am playing games.

He is learning Math.

She is drawing pictures.

We are drinking water.

Thay are reading books.

Trạng từ chỉ tần suất :sometimes, always, usually, never, seldom, rarely,...

Dấu hiệu nhận biết:

Htại đơn:

sometimes, always, usually, never, seldom, rarely,...

constantly, normally,...

On Mondays, Tuesdays,...

Every (day/week/month,...)

in the (morning, afternoon, evening,...)

once, twice, three times (a week/month/year,...)

Htại tiếp diễn: Today,now, at the moment, at present, at right now,...

Look!  Hurry!  Yummy! 

Listen! Be Quiet! Keep Silent!