Compared with wage cost, the non-wage cost differences in EC countries are much more likely to ______.
A. increase dramatically
B. decline sharply
C. fluctuate intermittently
D. disappear gradually
查看答案
Cells injected with a single cancer gene ______.
A. were unaffected completely under such circumstances
B. only occasionally developed cancer
C. developed tumor but not cancer
D. were changed but did not become malignant
This passage is mainly concerned with ______.
A. the definition and classification of intellectual property fights
B. the difference between copyrights and industrial property
C. the reasons for protecting intellectual property rights
D. the social objectives of intellectual property rights
From Paragraph 3, why will labor migration remain modest？
A. Language barriers.
B. Cultural barriers.
C. Technological barriers.
D. both A and B
A．goodB．wellC．betterD．more
A. good
B. well
C. better
D. more
微信支付 
支付宝支付