英语改错.Some students work four and five hours a day and some working eight hours a day.错了两...

问题描述:

英语改错.Some students work four and five hours a day and some working eight hours a day.错了两...
英语改错.Some students work four and five hours a day and some working eight hours a day.
错了两处.and和working 请问怎么改.

Some students work four 【or】 five hours a day and some 【work】 eight hours a day.