— Have you ________ how much the trip will cost? —I’m working on it; just have a little patience.
| A．added to | B．counted on | C．added up to | D．figured out |
I heard that you really had a wonderful time at John's birthday party, _____?
| A．didn't I | B．didn't you | C．hadn't you | D．will you |
Modern science and technology has _____ communication between people far apart.
| A．made convenient | B．made it convenient |
| C．made it convenient for | D．made it convenient to |
Under no circumstance _____ to tell lies to parents.
| A．children are allowed | B．are children allowed |
| C．children will allow | D．will children allow |
The professor said he could talk on _____ interested the audience.
| A．any topic | B．which topic |
| C．whichever topic | D．the topic he thought it |
It _____ quite a few years _____ the accused was declared innocent and set free.
| A．was; since | B．is; that | C．will be; when | D．was; before |