27.He has the abilityto be a good doctor.
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28.If you want to know exactly what a word meanS, you should look it up in a dictionary.
A. 确切地
B. 容易地
C. 大致地
D. 相近地
29.Liu Li studies hard, as a result she has good grades.
A. 例如
B. 结果
C. 原因是
D. 还有
30. It's traditional for people to enjoy a family dinner with a turkey on Thanksgiving Day.
A. 有帮助的
B. 传统的
C. 难得的
D. 开心的
31. He and his brothers _____________ good at speaking English.
A. is
B. am
C. are