谁可称为和的典范()
A.晏子
B.孔子
C.颜回
D.子路
参考答案:B
There are many trees on _______ sides of the street. [ ]
A. each
B. every
C. both
D. all
夏季焦煤的存放时间应()天。
A.≤50
B.≤60
C.≤90
D.≤100