【简答题】根据作用的不同,海报一般可以分为_、_、_和_。
【判断题】请判断下面图书的国际标准书号的格式是否正确。ISBN:978-030-26151-X。()
【单选题】Now many people are________ in playing_______ games on the Internet.
A.
interested; interesting
B.
interesting; interested;
C.
interested; interested
D.
interesting; interesting
【判断题】客户服务是指企业为客户是供的无偿的技术和智力上的帮助。
【单选题】According to the article, why might online matchmaking have more natural appeal to unmarried people in countries like India and China than it does to singles in the United States?
A.
the online matchmaking companies in those countries have better scientific research backing up their matches than do the U. S. companies
B.
those cultures have a long history of matchmaking and arrange marriages, so single people are more accustomed to having other people inter in their love lives
C.
the institution of marriage is less important in the U. S. than it is in other countries
D.
online matchmakers have invested much more money into advertising campaigns in those countries than they have in the U. S.
【判断题】请判断下面图书的国际标准书号的格式是否正确。ISBN:978-030-26151-X。()
【简答题】制动时汽车方向稳定性是指汽车制动过程中(__)的能力;
【简答题】若 在点 发散,则当 时,级数 的敛散情况是 .
【单选题】制动时汽车方向稳定性是指汽车制动过程中按()方向行驶的能力。