---Why are you so happy?
--- ______ the teacher’s help, I found the answer ______ the question.
| A．Under; to | B．With; to |
| C．Under; of | D．With; of |
This is the question______ we are talking about now.
A. which B. who C. what
There is _____800-meter-long road behind____ hospital.
A. an, an B. an, theC. a, the
He improved his English a lot listening to the radio.
| A．with | B．by | C．for | D．on |
The students hurried to the classroom the bell rang.
| A．until | B．as soon as | C．if | D．so that |
We were angry him for keeping us waiting
| A．with | B．at | C．for | D．on |