`1`. B
Ta có cấu trúc: Would you mind if I + Ved/V2 (quá khứ đơn)?
`→` Would you mind if I borrowed your bike?
`2`. A
Ta có cấu trúc: It + be + adj + to V(nguyên thể)
`→` It's really hard to believe that people might live on the moon in the future.
`3`. C
an eye chart: bảng kiểm tra thị lực
a stretcher: cái cáng
a wheelchair: xe lăn
a scale: cái cân
`→` If a patient can't walk, he/she can use a wheelchair to move around.