--You didn't send me an e-mail last night, did you?

--Sorry. My ________ broke down. I couldn't get online.

1. A.
   computer
2. B.
   car
3. C.
   clock
4. D.
   camera

–You didn’t send me an e-mail last night, did you?

--Sorry. My ______ broke down. I couldn’t get online.

A. computer          B. car                    C. clock                D. camera