– I wonder how much you charge for your services.
-- The first two are free________the third costs $30.
A.though | B.until | C.while | D.before |
His latest research is at theof genetic science.
A.maiden voyage | B.cutting edge |
C.focus group | D.daily basis |
—Does it make anywhen to start?
—Yes, It matters a great deal.
A.money | B.sense | C.difference | D.progress |
their great efforts, our planwell.
A.Compared to;worked | B.Due to;was working |
C.Thanks to;worked | D.In addition to;was worked |
The decision has been made and I have got toit.
A.stand in | B.stand for | C.stand by | D.stand out |
—Mom, where is my lunch pack?
—Just where it.
A.has been | B.had been | C.was | D.will be |