问题

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;

正确答案是：

同类题型

Just use this room for the time being, and we’ll offer you a larger one ________ it becomes available

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What do you think of the report about the airpollution on TV last night?—I think the situation is so thatwe should take action to protect the environment.A．serious