________ is known to us all is that Antarctica is the coldest place on Earth.
| A．It | B．As | C．What | D．That |
—May I use your phone? I left mine at home.
— _____ Here it is.
| A．By all means | B．Never mind |
| C．It is a pleasure | D．Don’t mention it |
— Do you mind if I leave my car here for a minute?
— ________．
| A．Great ! I love cars |
| B．Of course not. It’s not allowed here |
| C．No, you can’t |
| D．I’d rather you didn’t, actually |
The message is very important, so it is supposed as soon as possible.
| A．to be sent | B．to send | C．being sent | D．sending |
With more forests being destroyed, huge quantities of good earth ___________ each year.
| A．is washing away | B．is being washed away |
| C．are washing away | D．are being washed away |
It was not until dark _____ he found _____ he thought was the correct way to solve the problem．
| A．when; that | B．that; that | C．when; what | D．that; what |