6. By the time the earthquake (stop) ___________ tens of big building in this small area (destroy)_____________

3. Could you tell me some ______________ effects of science and technology on economic development?

A. much

B. snormous

C. high

2. Science and technology are the keys to development in so many ___________

C. fields A. field B. subjects

16. Outdoor air pollution (cause)__________ more than 3 million deaths a year.

15 The amount of plastic in the ocean _____________(increase) if we ________ (not take) action now.

viết một đoạn văn diễn dịch trình bày tác hại về việc lạm dụng laptop, điện thoại trong việc học online. (hãy nêu rõ luận điểm, luận cứ trong đoạn văn đó)

6. At present, the Holi Festival of Colors .. ..in India. A. is occurring B. is occuring C.are occurring D.are occurring

3. Although the earthquake last only some seconds, but it's really terrified all the local people. OCcur ...