--Where __ my pictures?--They're on the desk.
| A．is | B．are | C．be | D．am |
He usually________the number 17 bus________work．
| A．take，to |
| B．takes，to |
| C．bring，to |
| D．takes，for |
A________girl named Dong Xinyi looked after her disabled father．
A．three-year-old
B．three-years-old
C．three years old
William usually goes to school________．
| A．on bike |
| B．ride a bike |
| C．on a bike |
| D．ride bike |
It’s quite exciting________me________the Internet．
A．for，surf
B．for，to surf
C．for，for surf
The river is about six thousand six________and seventy kilometers long．
| A．hundred |
| B．a hundred |
| C．hundreds |
| D．hundreds of |