We need to ________ when traveling abroad.
A. Make a reasonable timetable.
B. Learn the cultures and customs about the country, and notice the culture differences.
C. Make reservation in advance.
D. All of the above.
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What is important when traveling in your own country?
A. Take some medicine with you.
B. Safety should be put into the first place.
C. You should take care of your possessions.
D. All of the above.
以下不属于参考性工具书的是()。
A. 字典
B. 丛书
C. 总集
D. 方志
以下不属于数字书刊的是()。
A. 超星
B. 谷歌
C. 中国知网
D. 阿帕比
在三段论中,就其主项和谓项而言,它有且只有三个不同的项。()
A. 对
B. 错
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