单选题

18、 I ________reading newspapers during breakfast.

A
am in the habit of
B
make a rule of
C
ought to
D
used to be
参考答案  
A
题目详解：
153****3559
make a rule of制定规则 ought to应该 used to be过去是
136****3830
我有一个吃早餐期间看报纸的习惯/爱好。