问题
选择题
With summer coming on, the weather gets hot _________.
A．day after day
B．day and night
C．day in and day out
D．day by day
答案
答案：D
本题是词语的辨析。day by day意为“天天”，强调事物的不断更新，day after day也为“一天天”，但强调事物的重复或反复。
【标签】词组辨析