甲地一车每小时行75千米,4小时到达乙地,若要3小时到达,每小时需行多少千米?
75×4÷3
=300÷3,
=100(千米),
答:若要3小时到达,每小时需行100千米.
The strange grass never seen before is ______ to be a new plant.
A.likely
B.possibly
C.probably
D.particularly
电极肥大的处理办法有哪些?