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【单选题】
该晶体的晶面花纹属于哪种类型?A.
晶面条纹
B.
晶面台阶
C.
生长丘
D.
蚀象
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【单选题】The professor discusses an example of three friends who run out of gas. What point does he use the example to illustrate?
A.
Writers should know their characters as well as they know their friends.
B.
Writers should create characters that interact in complex ways.
C.
Friends do not always behave the way we expect them to behave.
D.
Friends' behavior. is often more predictable than fictional characters' behavior.
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