—Mom, this is my friend, David. — .
| A．I don't know | B．Nice to meet you |
| C．You're good | D．Here you are |
- Doctor, how are the twins going?
- Don't worry. _______of them needs_______.
| A．Neither; to be operated | B．Either; being operated |
| C．None; to be operated on | D．Neither; operating on |
When the teacher came in, he saw some boys _______ behind Daniel, _______ the computer games.
| A．sit, watching | B．sitting, watching |
| C．sit, to watch | D．sitting, watched |
--- Would you please give him the paper the moment he _______?
--- No problem.
| A．arrives | B．appeared | C．came | D．reaches |
He enjoys a cup of coffee in the afternoon sometimes, but ______ he drinks tea.
| A．most | B．mostly | C．at most | D．almost |
The teacher found him ________ and gave him some different homework to do every day.
| A．was clever | B．was a clever boy | C．a clever boy | D．clever boy |