[ Word Form & Verb Tense ]
People can develop health problems and become ill if they breathe _____ air
A. pollution
B. to pollute
C. polluting
D. polluted
Select your answer:
Random Topics:
Do Vs. Does Conditional Sentence Type 3Appositive Phrase Present Simple VS ContinuousMust or Mus notPast Tense and Past ContinuousAdverbsEd and Ing EndingsDefinite Articles
Other quiz:
Article the or zero article (-) › ViewI bought a bag this morning. _______ bag is grey.
A. The
B. –
Vocabulary & Grammar › View
Most of the sports equipment at Decathlon ______ on sale at a bargain price today!
A. is
B. are
C. was
D. were
How to use : Read the question carefully, then select one of the answers button.