Did you go to school or seaside last month

问题描述:

Did you go to school or seaside last month
we went to ------a week at school and there
days at seaside
a both
b either
c all
写出哩由

a,题意为我们在学校和海边度过了一个星期,表都的意思,两个时用both ,either是选折句中,all用于三个以上