单项选择题

A．A fuel that burns cleanly.
B．A material from which filters are made.
C．An oil additive that helps cool engines.
D．An insulating material sprayed on engine parts.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Mary earned the prize.B．Mary fails in the speech contest.C．Mary has granted the prize..D．Mary shouldn’t earn the prize.
A．Mary earned the prize.
B．Mary fails in the speech contest.
C．Mary has granted the prize..
D．Mary shouldn’t earn the prize.
单项选择题
A．Alan thought Sally was too hard on Alex.B．Alan liked Alex very much and would write him a very good reference.C．Alan would turn down Alex’s request.D．Alan could see something good even in a very bad person.
A．Alan thought Sally was too hard on Alex.
B．Alan liked Alex very much and would write him a very good reference.
C．Alan would turn down Alex’s request.
D．Alan could see something good even in a very bad person.
相关试题