The difficulty we now meet with is ________ we can persuade him to tell the truth.
| A．whether |
| B．that |
| C．what |
| D．why |
The house is lighted ____ electric light.
| A．by | B．to | C．in | D．with |
All of us had a good laugh ____ that funny story.
| A．at | B．on | C．over | D．to |
The boy is tall ___ his age.
| A．in | B．with | C．by | D．for |
The old man is blind ___ the left eye.
| A．in | B．on | C．at | D．by |
.----Is she older than you?
-----Yes, she is older than I ___ three years.
| A．for | B．by | C．in | D．on |