He used to in the sun, but now he is used to at night.
A. read; read
B. reading; read
C. read; reading
D. reading, reading
网友回答
A. read; read
B. reading; read
(答案→)C. read; reading
D. reading, reading
解析：be used to sth习惯于某事;used to do sth过去常常做某事.句意:他过去常常在太阳底下读书，但是他现在习惯了在晚上读书。故选C。