We plan to travel around．But we haven’t decided where________．
| A．go |
| B．going |
| C．went |
| D．to go |
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 |
I did so much ________ my dream.
| A．to come ture | B．to achieve |
| C．come ture | D．achieving |