单项选择题

The best title for this selection would be______.

A．Concrete and Its Uses
B．Rules for Working with Concrete
C．Concrete, the Homeowner's Joy
D．Concrete, a Test of Character
<上一题 目录 下一题>
热门 试题

单项选择题
A human quality apparently not essential in someone who works with concrete is ______.
A．carefulness
B．patience
C．self-control
D．inventiveness
单项选择题
By the concrete being too green , the author means that the concrete has
A．become cracked.
B．not yet cured.
C．not dried out.
D．not settled in plac
相关试题