We should open the window often to let ( ) in . ( )
A: fresh air
B: fresh airs
C: a fresh air
D: fresh the air
A: fresh air
B: fresh airs
C: a fresh air
D: fresh the air
A
举一反三
内容
- 0
The fresh air coming in through the inner air ports， is compressed by（） to a higher pressure.
- 1
He likes the quiet and fresh air of the countryside.
- 2
She opened the window_let fresh air in.
- 3
There is far less traffic on the road and the air is much _______(fresh)
- 4
What are needed for a healthy body A: Fresh air, sunlight and enough physical exercises. B: Sunlight, enough physical exercises and reading. C: Fresh air, enough physical exercises and enjoying music.