I’d like to see you off at the airport. Could you tell me _____ ?
| A．when your plane took off |
| B．when did your plane take off |
| C．when your plane takes off |
| D．when does your plane take off |
—TV says there will be a storm tomorrow.
—___________, I planned to go climbing with my classmates.
| A．I hope so | B．I’m afraid so |
| C．Sounds good | D．Bad luck |
Smile to the world, ___________ the world will smile back to you.
| A．nor | B．but | C．or | D．and |
—What do you often pay attention to when you learn English?
—___________.
| A．read loudly every morning |
| B．to read loudly every morning |
| C．reading loudly every morning |
| D．reads loudly every morning |
The lady ________ dancing as a hobby in her sixties, and she is really good at it now.
| A．dressed up | B．looked up |
| C．took up | D．put up |
In the old days, cows ________ farm work.
| A．used to doing | B．were used to doing |
| C．were used to do | D．was used to do |