—You were brave enough to raise objection at the meeting.
—Well, now I regret ________ that.
| A．to do | B．to be doing |
| C．to have done | D．having done |
It ________ have been her to leave her child alone and do whatever she wanted. She isn't such a person.
| A．couldn't | B．mustn't |
| C．mightn't | D．wouldn't |
Microblog is a platform ________ people can express their thoughts, show their daily life and communicate with each other by sending post.
| A．what | B．which | C．where | D．when |
Thanks to ________ invention of the Internet, people can stay at home chatting with ________ friends online.
| A．the；the | B．不填；the |
| C．the；不填 | D．不填；不填 |
—The skirt is too expensive; its color is too dark, and...
—________. Is there anyone so particular like you?
| A．Take it or leave it | B．I don't care |
| C．Go ahead | D．Cheer up |
—Mum, I've finished my work.
—Good, and ________ you choose to play on your PSP or listen to music on your iPod, you mustn't disturb me.
| A．whichever | B．whether |
| C．whatever | D．no matter |