The new teaching building ______ by the end of last month.
| A．has been designed | B．had been designed |
| C．was designed | D．would be designed |
Personally, I think it is the sales manager, rather than the sales girls, _______ to blame.
| A．is | B．that is | C．are | D．who are |
----- I have booked a room for today and tomorrow.
----- _______, sir.
| A．I’m sure | B．My pleasure | C．It’s all right | D．I’ll check |
—Now that you like computers very much, isn’t it a good idea to get ______?
—Well, I’d like to but I can’t afford that expensive a computer at present.
| A．one | B．them | C．it | D．that |
. ______ are allowed to take part in the outdoor activities.
| A．Old enough children to dress themselves | B．Children enough old to dress themselves |
| C．Children old enough to dress themselves | D．Enough old children to dress themselves |
How long do you think it will be ______ the Chinese people land on the moon?
| A．that | B．since | C．until | D．before |