Chủ đề:
CommunicationCâu hỏi:
Choose the correct opinion a, b, c, d
1, the reduction in air pollution was... last year
A, drama
B, treatment
C, help
D, assistance
2,in many poor nations,there are frequent outbreaks of cholera and other diseases because people there....... untreated water
A, drink
B, to drink
C, drinking
D, drank
3, the road in front of my office is always....... when it rains heavily
A, to flood
B, flooding
C, flood
D, flooded
4,too much carbon dioxide in the atmosphere causes global........
A, warm
B, warming
C, warmly
D, warmth
5,it won't be possible to save the Earth if we don't take..... right now
A, action
B, job
C, work
D, duty