He made another wonderful discovery, _________ of great importance to science.
| A．which I think is | B．which I think it is |
| C．which I think it | D．I think it is |
People Who Moved China, hosted by CCTV, honors the people _______the valuable contributions should be remembered by every Chinese.
| A．whose | B．of whom | C．that | D．of which |
— Can I help you with it?
— I appreciate your _______, but I can manage it myself.
| A．advice | B．offer | C．question | D．idea |
— Excuse me, would you please give_________ magazine to Mary?
— Sorry, but I don’t think there is_________ Mary in my class.
| A．a; / | B．the; / | C．the; a | D．a; a |
–-- I’m afraid you’d better go to the seaside and enjoy a good holiday．
---I can’t follow your advice, ____, thank you very much．
| A．instead | B．therefore | C．nevertheless | D．besides |
Sometimes, the entrance tickets are _____ free of charge from the university．
| A．available | B．valuable | C．imaginable | D．accessible |