Nanjing, ________ capital of Jiangsu, is _________ old city.
| A．the, an | B．a, an | C．the, the | D．an; an |
---We’d better invite Jim and Jack to the party tonight.
---Yes, _____? I’ll give them a call right now.
| A．why | B．why not |
| C．what for | D．how |
--- Have you ever been to Singapore?
---Yes．I ________there last year with my parents.
| A．go | B．went |
| C．have been | D．was going |
---Do you mind my opening the window to let the fresh air in?
---__________．I also would like to breathe in some fresh air.
| A．Never mind | B．You’d better not |
| C．That’s all right | D．Not at all |
Some of my friends eat with their eyes．They prefer to order what______ nice.
| A．feels | B．smells |
| C．looks | D．tastes |
-- _______ will the fog and haze(雾霾) last?
---I have no ideA．There is no sign of an enD．
A．How longB．How soon
C．How farD．How often