Question

49. We/plant/tree/create/shade/around/house/help/keep/cool.
A. We can plant trees and trees creates shade around our house and help to keep it cool.
B. We mustn’t plant trees so trees creating shade around your house and help to keep it cool.
C. We should plant trees because trees create shade around your house and help keep it cool.
D. We have to plant trees so trees will create shade around your house and help keeping it cool. 50. Turn/all/light/every/time/leave/room.
A. Turn off all the lights every time you leave the room.
 B. Turn on all the lights every time you leaving the room.
C. Turn off all light every time you leave the room.
 D. Turn off all the lights every time you leaving room. 

Answer 1

49. We/plant/tree/create/shade/around/house/help/keep/cool.
A. We can plant trees and trees creates shade around our house and help to keep it cool.
B. We mustn’t plant trees so trees creating shade around your house and help to keep it cool.
C. We should plant trees because trees create shade around your house and help keep it cool.
D. We have to plant trees so trees will create shade around your house and help keeping it cool.

50. Turn/all/light/every/time/leave/room.
A. Turn off all the lights every time you leave the room.
 B. Turn on all the lights every time you leaving the room.
C. Turn off all light every time you leave the room.
 D. Turn off all the lights every time you leaving room.