Do you know ______ over there?
| A．what happens | B．what was happened |
| C．what happened | D．what did happen |
The hungry dog went out ______ food.
| A．look for | B．to look for | C．find | D．to find |
---Kate, I met two aliens in my garden last night. ---______
| A．That’s OK. | B．How do you know that? |
| C．You are kidding! | D．Did you see them? |
I had ______ interesting experience on Sunday.
| A．a | B．an | C．the | D．/ |
---Why didn’t you come to my birthday party yesterday evening?
---I ______ a wonderful football match.
| A．was watching | B．is watching | C．watch | D．will watch |