AS A CHILD GROWS ON, ITS PHYSICAL HEALTH IS AFFECTED BY MANY ELEME...

37. - DE THI THU TIENG ANH KEM DAP AN DHSP HA NOI 2011 POTX
Tiếng Anh DE THI THU TIENG ANH KEM DAP AN DHSP HA NOI 2011 POTX

37. As a child grows on, its physical health is affected by many elements in the air, water

and food.

A. is affected

B. on

C. by

D. many elements