There are some warnings in some countries ______ over exploitation of underground water has caused the decline of wetland and increase of desertification.
| A．which | B．where | C．what | D．that |
—Where is Bob? I cannot find him anywhere.
—He have been off long. I heard him make a call just now.
| A．shouldn’t | B．can’t | C．mustn’t | D．needn’t |
_______ is known to us all is that Madame Curie, _______ life was devoted to science, won
the Nobel Prize twice.
| A．As; whom | B．What; whose | C．It; whom | D．That; whose |
---Do you have anything in mind _______ you’d like for supper?
---Well, _______ is OK with me.
| A．that; something | B．which; anything | C．what; something | D．that; anything |
The price of vegetables _______ sharply since last month.
| A．has raised | B．has risen | C．have been raised | D．have risen |
This kind of new car _______ in three colors: black, silver and red.
| A．comes | B．sells | C．offers | D．produces |