问题
选择题
—How does Jack usually go to work?
--He ___ drive car, but now he ___ there to lose weight.
A．used to; is used to walk
B．was used to; is used to walking
C．was used to; is used to walking
D．used to; is used to walking
答案
答案：D
题目分析：句意：杰克通常怎样去上班？他过去开车，但现在习惯于步行去好减肥。used to过去常常，后跟动词原形，be used to习惯于，后跟不定式，故选D。