.
Do you think it is ____ good manners to hear others’ conversations in _____curious manner?
| A．the；a | B．/; / | C．/; a | D．the; the |
__________ you understand the rule, you will have no further difficulty.
| A．While | B．Once | C．Though | D．Unless |
I often have conversations with John over telephone, while keep in touch with Tom by__________ letter.
| A．不填;;the | B．不填;a | C．the;不填 | D．the; a |
—He isn’t particular about his food.
—Yes, he eats_____________ anything.
| A．nearly | B．mostly | C．almost | D．possibly |
I lost my way in complete darkness and, matters worse, it began to rain.
| A．made | B．having made | C．making | D．to make |
Flight BA 123 to Vienna is now boarding at
| A．Gate 21 | B．21St Gate | C．the Gate 21 | D．21 Gate |