子午胎与普通斜交轮胎相比有弹性大、耐磨性好的特点,可使轮胎寿命延长()。
A、5%~10%
B、10%~20%
C、20%~30%
D、30%~50%
参考答案:A
重柴油可用于转速为()的柴油机中。
A.700转/分
B.1100转/分
C.1500转/分
D.2000转/分
Most of my classmates don't like to talk with their parents, but I am _____ them. I love to talk
with my parents.[ ]
A. the same as
B. different from
C. pleased with
D. good fo