Mr. Smith, I often hear people say DVD, but I never know what they really mean. Would you tell me what DVD ____?
| A．acts as | B．prefers to | C．stands for | D．point to |
This was such a _______ test_______ few of the students could work out.
| A．easy; that |
| B．challenging; as |
| C．tough; that |
| D．exciting; as |
New books have been given out to the students, _______is happy with the books.
| A．each of them |
| B．each of whom |
| C．that |
| D．whom |
We _______of the decision until midnight.
| A．got informed |
| B．didn't inform |
| C．were not informed |
| D．were informed |
Many newly found old things _______ in the museum this month.
| A．are being on show |
| B．are displaying |
| C．are being displayed |
| D．being on show |
Upon _______ , she laughed and jumped, and then ran out of the room.
| A．she heard the good news |
| B．heard the good news |
| C．she was hearing the good news |
| D．hearing the good news |