The staff were _______ when the company announced a fat bonus for everyone.
A. persons of interest B. not all there
C. off the top of their heads D. as green as grass
Heavy debts have left the firm faced with an economic _______ in the financial crisis.
A. switch B. scratch C. squeeze D. status
It is compulsory that every motorcyclist ______ a helmet.
A. shall wear B. should wear C. must wear D. need wear
While there are clear signs of a _______ recovery in the global economy, the country still faces a very difficult situation.
A. formal B. raw C. modest D. thorough
---It is _____ he often failed in exams _____ makes his parents worried about him.
---- Actually, they needn’t worry so much.
A. what, that B. that, what C. that , that D. /, that
For a moment nothing happened.Then ________ all shouting together.
A．voices had come B．came voices
C．voices would come D．did voices come
