Câu hỏi trắc nghiệm chuyên đề Câu ghép hợp nghĩa Tiếng Anh - Vĩnh Bá - File word (310 trang)

B. that I‘ll be waiting for them in front of the theatre
C. how many representatives shall we send to the conference
D. who is going to meet me at the airport
18. When used for a country, the term ―melting pot‖ implies __________ .
A. some nationalities, however, retain their cultural identities
B. that various cultures have blended together to form a single society
C. so the problem of ethnic differences within a country has been solved in various ways
D. it can be really boring, though, when everyone is exactly the same
19. __________ why the hole in the ozone layer causes global warming.
A. It is a big problem today
B. Scientists are extremely worried
C. ―Greenhouse gases‖ such as carbon dioxide
D. Many people have trouble understanding
20. Industry observers are wondering __________ .
A. whether environmentalists will force them to stop operations
B. whenever their product does not sell very well
C. that production has been lower this year than in the previous year
D. provided that they observe the environmental protection laws
21. __________ how to read the script of the ancient Indus Valley civilization.
A. There is an interesting alphabet that no one understands
B. We would understand so much more about ancient history
C. One of the great archaeological discoveries of the late 20th century
D. Archaeologists have still not found out
22. They haven‘t decided yet __________ .
A. that two employees had been dismissed for misconduct
B. nor have I been able to understand what‘s going on
C. whether to open the office on Christmas Eve
D. when is the next meeting going to be held
23. Will you please warn her __________ ?
A. why she had simply ignored what we said the first time
B. if she can be more careful next time
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