We usually stay _____ home ____ Saturday afternoon .A.at…in B.at…on C.in…at D.on…on 急

问题描述:

We usually stay _____ home ____ Saturday afternoon .A.at…in B.at…on C.in…at D.on…on 急

选B
at home是个固定词组,而在具体的某一天就必须用介词on.

B

B
STAY AT HOME 呆在家里
ON SATURDAY 在周六
都是固定搭配,没什么深究的