以下哪个故障会引起车辆在转向时侧倾过大,从而增大行车危险性()
A.横向稳定杆损坏;
B.前减振器损坏;
C.轮距调整不正确;
D.车轮后倾角调整不当。
参考答案:A
已知集合M={1,x2},N={1,x},且集合M=N,则实数x的值为______.
She is new here. She doesn't have _friends. [ ]
A. lots of
B. a lot
C. much
D. lot of