---______ do you go hiking?
--- Once a week.
| A．How many times | B．How often | C．How long | D．How soon |
This sweater is not as good as that one, but it’s much_________.
| A．cheap | B．cheaper | C．cheapest | D．the cheapest |
My mother often _______some money _______some useless things.
| A．spends ; buying | B．spends ;to buy |
| C．pays ; buying | D．pays ; on |
The result is so ______ that we can hardly believe it.
| A．surprising | B．surprised | C．amazed | D．surprise |
What ____________ at nine o’clock last Sunday morning.?
| A．was you doing | B．were you doing |
| C．are they doing | D．do you do |
An earthquake _______at Dachaidan County in Qinghai province on the morning of April18.
| A．happened | B．rocked | C．took place | D．appeared |