【C4】A．forB．atC．withoutD．by

A．forB．atC．in

Mike is better than Peter （)swimming.A. forB. atC. onD. in

回答（60）题 查看材料A.withB.atC.withoutD.over

【C4】A．inB．throughC．withoutD．throughout

【C4】A．go forB．go intoC．go downD．go by

【C10】A．forB．atC．inD．until