Câu 1 We decided to take immediate ______ when we realised there was a problem.

Câu 2 The environmental changes in the area are the result of human ______.

Câu 3 Can you ______ me on the best course of action to take?

Câu 4 He offered me some excellent ______.

Câu 5 Diverting the course of the river will have a major ______ on the local ecosystem.

Câu 6 Frequent traffic jams in the suburbs seriously ______ journey times into the city.

Câu 7 Widening the road made an ______ difference to the flow of traffic.

Câu 8 The applause at the end of the concert was warm and ______.

Câu 9 Rapid international action managed to ______ an environmental disaster from taking place.

Câu 10 There are areas in the city that are wise to ______ after dark.

Câu 11 The company's main office is ______ the railway station.

Câu 12 ______ their regular daytime job, many people do extra work in the evening.

Câu 13 ______ before the earthquake began, many animals were seen to be behaving in an unusual manner.

Câu 14 She spoke ______ but passionately about the need to help those in developing countries.

Câu 15 New teachers often find it difficult to ______ their classes.

Câu 16 Environmental health inspectors regularly ______ commercial kitchens for cleanliness.

Câu 17 I have no ______ to people using their mobile phones on buses or trains.

Câu 18 Plans for the new stadium have attracted fierce ______ from local people.

Câu 19 He suffered a serious ______ which needed immediate hospital treatment.

Câu 20 The low levels of dangerous chemicals in the river were enough to cause ______ to aquatic life.

Câu 21 A lot of ______ was caused to buildings along the coast during the storm.