问题
选择题
— How does Jack usually go to school?
— He _____ ride a bike, 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 walk
D．used to; is used to walking
答案
答案：D
题目分析：句意：杰克通常如何去学校？他以前常常骑自行车，但是现在他为了减肥已经习惯了走着去那里。Used to do sth意为“过去常常做某事现在不做了”；be used to doing意为“习惯于做某事”；be used to do sth意为“被用来做某事”；故选D。