By the time Jack returned home from England, his son_____ from college.
| A．graduated | B．has graduated |
| C．had been | D．had graduated |
His good salary __ him to live in a lovely country house.
| A．lets | B．enables | C．persuades | D．makes |
I must leave for my home town tomorrow as my parents are ___ me to arrive on Sunday.
| A．expecting | B．waiting | C．waiting for | D．expecting for |
She wants to get a better ___ and earn more money.
| A．work | B．employ | C．employment | D．job |
It’s your ___ that we’re late for school again.
| A．fault | B．mistake | C．problem | D．trouble |
I took the medicine but it didn't have any ___.
| A．answer | B．cause | C．work | D．effect |