_____he is very tired , _____he still goes on working.
| A．Although, but |
| B．But, although |
| C．Although, / |
| D．But, / |
Zhang Ming has learned English for two years, but he can ______ understand native speakers.
| A．hardly | B．certainly |
| C．always | D．almost |
Look at the ______ girl! How ______ she is singing.
| A．happy; happy | B．happily; happily |
| C．happy; happily | D．happily; happy |
—______ your sister ______ in Greener China for a long time?
—Yes.She joined it five years ago.
| A．Has; been | B．Have; been |
| C．Has; joined | D．Have; joined |
If you keep ______ ,you’ll be a very good swimmer one day.
| A．practising to swim | B．practising swimming |
| C．to practise to swim | D．practise swimming |
—______,what time is it now?
— It’s eight o’clock.
| A．By the way | B．On the way |
| C．In the way | D．In this way |