39. It’s suggested that vehicle taxes should be set ____ on how dirty the car’s exhaust is, with
no tax ___________ on the most environmentally friendly one.
| A．depending… imposing | B．depended…imposed |
| C．depending…imposed | D．depended…imposing |
相关试题
--- How long are you staying?
--- I don’t know.______________.
| A．That’s OK. | B．It depends. | C．I am going. | D．It’s doesn’t matter. |
. In China, a number of people__________English now, and the number __________growing year after year.
| A．studies, is | B．are studying, is | C．is studying, is | D．is studying, are |
. ____________ the dinosaurs disappea
red still remains a mystery.
| A．whether | B．that | C．if | D．Why |
---We are afraid we can’t finish the work____________a month.
---Just take your time.
| A．among | B．after | C．within | D．by |
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