1080,.....nhìu lắm

how about hay là what about đều đúng bạn à

I

1) I visited Bana Hills last summer

2) They went skiling 3 months ago

3) NAm is doing his homework at the moment

II

1)I like the living room in my  house

2) How about going to Sa Huynh Cofee tonight

3) You mustn't talk too much in the class

A.   i = 2 3 cos ( 100 πt + π 6 ) (A)

B.   i = 3 cos ( 100 πt - π 6 ) (A)

C.   i = 2 3 cos ( 100 πt - π 6 ) (A)

D.   i = 3 cos ( 100 πt + π 6 ) (A)