— What's wrong with your uncle?
— We're sure _______ something is wrong with him, but we doubt _______ the disease can kill him.
| A．if; whether | B．that; that |
| C．whether; if | D．that; whether |
Did your father tell you _______?
| A．when he travelled to Hong Kong |
| B．how he goes to Shanghai |
| C．where he has spent his holidays |
| D．why did he visit Hangzhou |
Nowadays, more and more people would rather ____ __ in the country, because there is ______pollution there than in the city.
| A．to live; more | B．living; more |
| C．live; less | D．to live; less |
Dr. Ma is strict ______ local doctors and nurses, especially________their skills.
| A．in；with | B．with； in | C．in; in | D．with；with |
---When did you go to bed last night?
---______________
| A．Until 11 o’clock |
| B．since my mother came back |
| C．Until I finished my homework. |
| D．Not until my mother came back |