My normal monthly emails to and _______ pen pals have disappeared with my tight schedule.
| A．in | B．for |
| C．from | D．through |
I met a few friends of mine, one of ____ is a singer.
| A．him | B．them | C．who | D．whom |
He set an example ______ his classmates.
| A．in | B．to | C．of | D．as |
He attends the evening class ________ , that is, Monday, Wednesday and Friday.
| A．every three days | B．every the second day |
| C．every two day | D．every other day |
I thought you ____ like something to read, so I have bought you some books
| A．may | B．might | C．can | D．must |
It _______ them $1000 a year to run a car.
| A．takes | B．costs | C．spends | D．paid |