Three fourths of the ________ in the country have run out.
| A．water | B．book | C．forests | D．news |
Look! The students _____ the classroom.
| A．clean | B．are cleaning | C．are clean | D．cleaning |
—May I use your bike? —_____
| A．Of course not. |
| B．Of course. Here you are. |
| C．I don’t have a bike. |
| D．No, thanks. |
—Hi, Lily. Happy New Year! —_____
| A．Thank you. | B．Thank you all the same. |
| C．I’m OK. | D．The same to you. |
—_____ does your mother usually go to the office? —By bus.
| A．Where | B．What | C．How | D．When |
—_____ —Go up this road to the end.
| A．Where are we now? |
| B．What are we doing at the supermarket? |
| C．How can I get to the supermarket? |
| D．Who can get to the supermarket? |