Question

(c) Match the sentence in column A With B
Correctly
A
B
*

1) I had never been abroad after the bell bad, yang
(2) I had reached home So he was nervous
(3) I had completed my home before I visited
Singapore
(4). All of us ran out of the class and then I went to sleep
(5) Karon had not studied when the rain started
for the rest
work

Answer 1

Answer:

Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it's also called smog. Some air pollutants are poisonous.