I don’t think she noticed the headmaster just at that moment, for she _______ the game on her cellphone.
| A．played | B．was playing |
| C．is playing | D．has been playing |
What way are you thinking of _______ rid of this kind of pollution?
| A．to get | B．get | C．getting | D．got |
---Who were those people with the banner?
---A group ______ itself the League for Peace.
| A．calling | B．calls | C．called | D．is called |
Do you mind _______ alone at home?
| A．Jack's being left | B．Jack leaving | C．Jack having left | D．Jack to be left |
---What’s made Ruth so upset?
--- ______ three tickets to the folk music concert.
| A．Lost | B．Losing | C．Because of losing | D．Since she lost |
"Don't forget to come to my birthday party tomorrow."
"__________."
| A．I don’t' | B．I won't | C．I can't | D．I haven't |