— Could I have the small table by the window?
— Sorry, sir. It ______ in advance.
| A．booked | B．will be booked | C．had booked | D．has been booked |
– I wonder how much you charge for your services.
-- The first two are free________the third costs $30.
| A．though | B．until | C．while | D．before |
I’m told that languagepractising.com is a free website _____ learners can not just learn various
languages but also chat online.
| A．where | B．which | C．that | D．what |
Either you or any of your family ______ to attend the important banquet that is due tomorrow.
| A．are | B．can | C．have | D．is |
Tom,you and I could hardly work out the mathematic problem, _______?
| A．could you | B．couldn’t I | C．couldn’t we | D．could we |
Even many years after his divorce, he still couldn’t figure out the reason for his ____ marriage.
| A．to fail | B．to be failing | C．failing | D．failed |