Children under 10 are not permitted _____ the film.
| A．to see | B．seeing | C．saw | D．watched |
In classes, you’d better understand as much as possible while ______ notes.
| A．take | B．taken | C．taking | D．to take |
Thank you for all your hard work last week. I don’t think we ______ it without you.
| A．could have managed | B．can manage |
| C．could manage | D．can have managed |
The Great Wall is a place ______ almost all tourists would like to visit when they come to Beijing．
| A．why | B．which | C．when | D．where |
—Why don’t we choose that road to the village?
—The bridge to it ______.
| A．is repaired | B．has repaired |
| C．is being repaired | D．will repair |
Why not try your luck downtown, Bob? That’s ______ the best jobs are.
| A．what | B．where | C．when | D．why |