Nancy doesn’t know ______ next week.
| A．when the meeting started |
| B．when did the meeting start |
| C．when the meeting will start |
| D．when will the meeting start |
— Do you know ____ Mr Green will come tomorrow?
— I’m not sure.
| A．why | B．when | C．how | D．whether |
Keep ______ English if you want to work on Radio Beijing.
A to study B study C studying D studies
Never give your ______information to others on the Internet.
| A．public | B．personal | C．friendly | D．useful |
Take an umbrella with you if it ______ tomorrow.
A. rain B will rain C rains D is raining