Some dogs just don’t know _______ fun.
| A．how have | B．how to have | C．how having | D．how to has |
There is going to __________ an English party tomorrow evening.
| A．have | B．hold | C．be | D．take |
The boy was able to __________ himself when he was very young.
| A．dress | B．wear | C．put on | D．wears |
Can you tell me what you __________ when the teacher came into the classroom?
| A．did | B．do | C．are doing | D．were doing |
I had __________ unusual experience last week.
| A．a | B．an | C．the | D．/ |
Maybe you should __________.
| A．call on her | B．call him at | C．call him up | D．call up her |