【题目】He coughs _____. He is so ill. ( )
A.day and evening
B.day and night
C.night and day
【答案】B
【解析】
句意:他日夜咳嗽。他病得如此严重。day and night“日夜”是固定短语。故选B。

【题目】He coughs _____. He is so ill. ( )
A.day and evening
B.day and night
C.night and day
【答案】B
【解析】
句意:他日夜咳嗽。他病得如此严重。day and night“日夜”是固定短语。故选B。