Public service ads，also PSAs，often _________ for free，_________ to educate people about health，safety or any other problem that affects public welfare.
| A．run；meant | B．are run；are meant |
| C．are run；mean | D．run；are meant |
--Our women athletes achieved great success in tile 2012 London Olympic Games.
--Yes. No one else could perform ________, I think.
| A．better | B．best | C．well | D．the best |
Of millions who have watched the Gangnam Style video, there are a growing number of celebrities ________ their love for the song.
| A．expressing | B．to express | C．express | D．will express |
--Did you remember to give Jerry the money?
--Yes. ________ I saw her, I’m sure.
| A．So far as | B．As long as | C．Any time | D．The moment |
Although she has lived next to us for months, we still ________ her real name.
| A．hadn’t known | B．didn’t know | C．don’t know | D．haven’t known |
--Will you do me the honour of dancing with me?
--________.
| A．That’s a good idea. | B．I’d love to, but I have a partner. |
| C．It doesn’t bother me. | D．It’s very kind of you. |