The old parents _____a great deal of their savings on their son’s new house.
A. cost B. spent C. paid
—_____ do you _____ English? —I like it very much.
| A．How; think of | B．What; like |
| C．How; like to | D．What; think of |
—Which bus do I need _____? —Bus No. 818.
| A．to sit | B．to take | C．sitting | D．taking |
The sign 
means “ _____”.
| A．No parking | B．No U-turn |
| C．No left turn | D．No right turn |
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. |