单项选择题

A．Chemistry assignment.
B．A study that their chemistry professor did.
C．A class that the woman is taking.
D．A job possibility.
<上一题 目录 下一题>
热门 试题

单项选择题
A．No, it’s open only to teachers and postgraduates.B．Yes, he can study there if he is writing a research paper.C．Yes, because he is a senior student.D．Yes, but he needs the approval of his professor.
A．No, it’s open only to teachers and postgraduates.
B．Yes, he can study there if he is writing a research paper.
C．Yes, because he is a senior student.
D．Yes, but he needs the approval of his professor.
填空题
______ will be the two obstacles to the development of smart cars and intelligent highways according to the author.
相关试题