Don't sit there ________ nothing. Come and help me with this table.
| A．do | B．to do | C．doing | D．and doing |
If you had told me in advance, I ________ him at the airport.
| A．would meet | B．will meet | C．would have met | D．will have meet |
—How about Christmas evening party?
—I should say it was success.
| A．a; a | B．the; a | C．a; 不填 | D．the; 不填 |
Only then _________the importance of my health.
| A．did I realize | B．had I realized | C．I realized | D．I had realized |
When ________ why she could speak English so well, she just smiled and said nothing.
| A．asking | B．to be asked | C．was asked | D．asked |
I want a picture of you. Would you give me ___________?
| A．one | B．it | C．that | D．the one |