Many people are not __________ the danger of their children's bad habits, which made their dreams cannot come true.
| A．well aware to |
| B．very aware of |
| C．aware that |
| D．well aware of |
It there anyone in your class ______family is in the country?
| A．who | B．who's | C．which | D．whose |
Do you know the man _______?
| A．whom I spoke | B．to who spoke | C．I spoke to | D．that I spoke |
Great changes have taken place in that school. It is no longer _______ it was 20 years ago, _______ it was so poorly equipped.
| A．what; when | B．that; which | C．what; which | D．which; that |
The way he did it was different ________ we were used to.
| A．in which | B．in what | C．from what | D．from which |
These shoes look very good. I wonder _______.
| A．how much cost they are | B．how much do they cost |
| C．how much they cost | D．how much are they cost |