Question

Read the following passage carefully and answer the questions that follow.

____ (1) ____ people breathe, pollutants in the air ___ (2) ____in the lungs or absorbed into the body. And polluted air can harm animals and plants ____(3) ____ people. For this reason, our air supply should be ____ (4) _____watched and managed to assure ____ (5) ____ good quality.

1.

(a) When
(b) Until
(c) During
(d) If

2.

(a) have deposited
(b) are depositing
(c) had to be deposited
(d) may be deposited

3.
(a) as well as
(b) in addition
(c) even if
(d) in spite of

4.
(a) alternately
(b) previously
(c) hastily
(d) closely

5.
(a) them
(c) his
(b) its
(d) their

Answer 1

When people breathe, pollutants in the air may be deposited in the lungs or absorbed into the body. And polluted air can harm animals and plants as well as people. For this reason, our air supply should be closely watched and managed to assure its good quality.