_______ she couldn’t understand was ______ fewer and fewer students showed interest in her lessons.
| A．What; why | B．That; what |
| C．What; because | D．Why; that |
Supermarkets are supplied with __________ red lucky gifts at the Spring Festival.
| A．plenty of | B．a great amount of | C．a great deal of | D．a great many of |
I thought my eyes must be playing tricks _______ me.
| A．with | B．on | C．for | D．to |
In the quiet darkness, I could hear someone _______ the door and go upstairs.
| A．open | B．to open | C．opened | D．to be opening |
Would you mind _______ some questions?
| A．for me to ask | B．of me asking | C．me asking | D．I asking |
After the party, I found my necklace _____.
| A．losing | B．being lost | C．lost | D．lose. |