A:应该前轮先着地
B:应该后轮先着地
C:应该前后轮同时着地
D:哪个车轮先着地与翻车的危险没有关系
The findings support another study which showed that being happy ______ reduce the risk of heart disease.
下面同学的做法中,有利于融入新的班集体的有( )
yíng yíng
càn càn
róu
miào
笑____
金____
____眼睛
____门