---I think we should buy a car so that it will be convenient for us to go to work.

---______, but do you think we have so much money ?

A．You are joking

B．Come off it

C．I don’t believe it

D．You are dead right

岩基灌浆的基本施工工艺包括（）、（）、（）、（）、（）和（）。