．— I’m not good at singing, you know．
— _____．It’s just for fun．
A．All right B．No problem C．Come on D．Cheer up
．— Shall we attend the concert this evening?
— Great idea, _____ we can do some shopping first．
A．if B．before C．since D．when
Under no circumstances _____ that I would meet so many problems when I decided to take the job．
A．do I expected B．have I expected C．I expected D．did I expect
They wouldn’t agree to sell the house to us at the same price_____ they had promised, _____ was rather disappointing．
A．which ; as B．as ; that C．as ; which D．that ; that
—Sorry，Mum, I lost my key to the bicycle again．
—Oh! How_____ you be so careless! You have to learn to look after your belongings．
A．can B．may C．will D．dare
Low-carbon lifestyle is of great benefit to improve the world environment ．_____can be enjoyed from it until you have a deep understanding of it，however．
A．Something B．Nothing C．Few D．Much
