Dad a lot of alcohol, but now he has given that up and soft drinks.
A. used to drink; is used to drinking
B. was used to drinking; used to drink
C. used to drink; used to drinking
D. was used to drink; is used to drink
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(答案→)A. used to drink; is used to drinking
B. was used to drinking; used to drink
C. used to drink; used to drinking
D. was used to drink; is used to drink
解析：used to do sth. 过去常常做某事，现在已经不做了。be used to doing 习惯于做某事。be used to do sth被用来做某事，本题大意，爸爸过去常常喝酒，但是现在他已经戒掉了，习惯于喝软饮料。
考查点：短语 used to do 和 短语 be used to doing