In this socialist country led by the Communist Party of China, every corrupt official _______ be dealt with once evidence is found.
A. must B. should C. can D. Might
You mean I was absent? No! I ______at noon and I have been in the office since.
A. came back B. have come back
C. was back D. have been back
Well, I really don’t know what you mean, ______ you want me to do?
A. what it is that B. what is it that
C. how it is that D. how is it that
Thank you for your hard work last week. I don’t think we _______ it without you.
A. could have managed B. can manage
C. managed D. could manage
Suddenly a good idea occurred to her, but she couldn’t find any paper ______.
A. to write B. to write on
C. written D. writing on
Thailand has decided to begin building its first standard-gauge railways in cooperation with China, ______may cost $12.2 billion.
A. when B. that C. it D. which
