单项选择题


Passage Two
Questions 29 to 31 are based on the passage you have just heard.

A．Materials that are easy to shape.
B．The bones of men who made tools.
C．Stones that do not decay.
D．Ancient tools made from stone.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Because cannabis proved to be more harmful than tobacco.B．Because canabis is already so widespread.C．Because it is not known whether cannabis may be harmful or not.D．Because canabis is proved to be positively harmful.
A．Because cannabis proved to be more harmful than tobacco.
B．Because canabis is already so widespread.
C．Because it is not known whether cannabis may be harmful or not.
D．Because canabis is proved to be positively harmful.
填空题
What does the author mean by official vehicles
相关试题