He is a student at Oxford University,_______ for a degree in computer science.
| A．studied | B．studying |
| C．to have studied | D．to be studying |
From the teacher’s _________ look, we could see that he hadn’t expected that we could raise such a _______ question to him.
| A．confused; confused | B．confusing; confused |
| C．confusing; confusing | D．confused; confusing |
Only after Mary read her composition the second time ________ the spelling mistake.
| A．did she notice | B．she noticed |
| C．does she notice | D．she has noticed |
As a husband he was __________ failure, so their marriage ended in _________ failure.
| A．/; / | B．/; a |
| C．a; a | D．a; / |
Luckily, modern farming methods have been brought in, making the farmers___ than before.
| A．well off | B．better off |
| C．badly off | D．worse off |
It was really ______ of your brother not to play the guitar while you were having a rest.
| A．modest | B．outspoken |
| C．considerate | D．determined |