We offered him our congratulations ________his passing the college entrance exams.
| A．at | B．on | C．for | D．of |
Why ______ a bad idea to ask Amy for advice?
| A．do you think | B．do you think is | C．is it | D．does it |
Which is ______ country, Canada or Australia?
| A．a large | B．a larger | C．the larger | D．larger |
I don't think the bottle's broken, ______?
| A．is it | B．hasn't it | C．has it | D．isn't it |
The song he sang at the party ______the most popular of all .
| A．thinks to be | B．is thought to he | C．thought to be | D．is thought |
“How about John?”“My uncle ______a good student．”
| A．believes John | B．considers John | C．suggests John | D．knows John |