Thinking that her daughter was doing her homework ,the mother left the room, _________.
| A．quickly and gentle | B．quick and gentle |
| C．quickly and gently | D．quick and gently |
It was in the hotel where my father works _______ I met the film star.
| A．what | B．that |
| C．when | D．where |
— Can you meet me at the airport at 9 o’clock next Monday?
— I’d like to, but I ________ an English class then.
| A．am having | B．have |
| C．will have | D．shall be having |
The bird was lucky enough to escape _______ by the young man .
| A．catching | B．to be caught |
| C．being caught | D．caught |
The Harry Potter books are quite popular ,they are in great _______ in this city.
| A．demand | B．quantity |
| C．production | D．progress |
I guess we have already talked about this before but I’ll ask you again just ________.
| A．in case | B．in return |
| C．by nature | D．by chance |