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 |
—It’s nice. Never before ___ such a special drink!
—I’m glad you like it
| A．I have had |
| B．I had |
| C．have I had |
| D．had I |
Only when he reached the house ___ it was the same place he’d been in last year.
| A．he realized |
| B．he did realize |
| C．realized he |
| D．did he realize |
Never before ___ seen anything who can play tennis as well as Robert.
| A．had she |
| B．she had |
| C．has she |
| D．she has |
Only after Mary read her composition the second time ___ the spelling mistakes.
| A．did she notice |
| B．she noticed |
| C．does she notice |
| D．she has noticed |
The headmaster will not permit the change in the course, nor ___ it a thought.
| A．does he even give |
| B．he even gives |
| C．will he even give |
| D．he will even give |