Question

choose the best answer

1. air............,together with litterring, is causing mary problems our cities today

A. pollute B. pollution C. polluting D. polluted

2. water pollution can put negative................on our health

A. contamination B. affects C. effects D.problems

3. A: how can light pollution..............animals?

B: it can make animals change their behavior patterns

A. cause B. make C. affect D. lead

4. all flight to Ha Noi had to be cancelled............the storm

A. as a result B. due to C. because D. so

5. the team's success was largely............to her efforts

A. because B. due C. since D. however

Answer 1

1. B

2. C

3. C

4. B

5. B