_______ our food running out, we had to walk to a village for help.
| A．Since | B．Because | C．With | D．For |
Green vegetablesnutrients,vitamin A and C.
A. include; contain B. include; containing
C. contain; include D. contain; including
The control of ________ bird flu in China finally proved to be ________ great success.
| A．the; the | B．the; / | C．/; a | D．/; / |
My father____ a teacher, but now he works in a factory.
| A．was used to be | B．used to be |
| C．used to being | D．is used to being |
John opened the door. There____he had never seen before.
| A．a girl did stand | B．a girl stood |
| C．did a girl stand | D．stood a girl |
My mother has two brothers, both of ____ graduating from Beijing University．
| A．whom | B．them | C．which | D．who |