问题补充:
He used to in the morning, but now he is used to at night.
A. reading; read
B. read; read
C. reading; reading
D. read; reading
答案:
A. reading; read
B. read; read
C. reading; reading
(答案→)D. read; reading
解析:第一空考查的是used to do sth,表示过去常常做某事,而第二空考查的是be used to doing sth,表习惯于做某事,故选答案为D