______ that the government can lead them out of the financial crisis, people are optimistic about the future of the country. A. Being convinced B. Convinced C. Having been convinced D. To convince
--Must I turn off the gas after cooking? --Of course. You can never be ________ careful with that.
_____ it is you’ve found, you must give it back to the person it belongs to.
----- Can I help you? ----- I’d like to buy a present for my father’s birthday, ____ at a proper price, but of great value.
He was very busy, and ______ he didn’t go to the party that night.
---Thank you so much for the wonderful party, Chris. ----You’re quite welcome, John. ____.We’ve been looking forward to seeing you.