These natural parks are important for preserving animals, which would ________ risk dying out.
| A．merely | B．rather | C．otherwise | D．moreover |
. How about two of us ___________ a walk down the garden?
| A．to take | B．take | C．taking | D．to be taking |
. ---I must apologize for ___________ ahead of time. ---That’s all right.
| A．letting you not know | B．not letting you know |
| C．letting you know not | D．letting not you know |
. ---You were brave enough to raise objections at the meeting. ---Well, now I regret ___________ that.
| A．to do | B．to be doing | C．to have done | D．having done |
. Would you ___________ me your identification card, sir?
| A．mind to show | B．mind showing | C．trouble to show | D．trouble showing |
. He suggested ___________ on Saturday.
| A．to have a meeting | B．having a meeting | C．a meeting to have | D．that having a meeting |