Nguyễn T.P Uyên
New member
People use a lot of vehicles. The air is polluted.
A. If people don’t use too many vehicles, the air won’t be polluted.
B. If people won’t use too many vehicles, the air don’t be polluted.
C. If people wouldn’t use too many vehicles, the air didn’t be polluted.
D. If people didn’t use too many vehicles, the air wouldn’t be polluted.
A. If people don’t use too many vehicles, the air won’t be polluted.
B. If people won’t use too many vehicles, the air don’t be polluted.
C. If people wouldn’t use too many vehicles, the air didn’t be polluted.
D. If people didn’t use too many vehicles, the air wouldn’t be polluted.