Question

【题目】He take a bus to work, but now he there to keep fit.

A. used to, is used to walk B. used to, is used to walking

C. was used to, is used to walk D. was used to, is used to walking

Answer 1

【答案】B

【解析】句意：他过去常乘公共汽车去上班，但现在他习惯于步行去健身。used to+do过去常常；be used to+名词/代词/v-ing习惯于。故选：B。