随着发动机负荷的增大,下列说法正确的是()。
A.燃烧速度将变快
B.燃烧速度将变慢
C.点火提前角应减小
D.需要更高的点火电压
参考答案:A, C, D
—How do you like studying in the new school?
—Not so good.________, I miss my former classmates.[ ]
A. To be honest
B. On the contrary
C. What's worse
D. In general
如何处理读图与记图的关系?