Xiamen Xiang'an Tunnel, _____ is the first undersea tunnel built in mainland China, opened to traffic on April 26th．
| A．that | B．what | C．where | D．which |
.That’s such a good radio _____ almost every one wants to buy ____people can pick up many channels about the world..
| A．that, as | B．as, as | C．as, that | D．that, that |
. They traveled on horseback for many days and reached ______ is now Gum Tree.
| A．that | B．where | C．it | D．what |
. ---Can those ___ at the back of the classroom hear me?
---No problom.
| A．seat | B．sit | C．seated | D．sat |
----What’s the noise?
----Oh, my neighbour’s house ________. They want to move into it next month.
| A．was decorated | B．will be decorated |
| C．is being decorated | D．had been decorated |
You should take a break from time to time. Otherwise, you will soon ______ if you go on working like that.
| A．break down | B．break out |
| C．break off | D．break away |