Prices are going up so rapidly. _______

（2.0分）2.0 分
A、
Petrol now is twice as expensive as it was a few years ago.

B、
Petrol now is as twice expensive as it was a few years ago.

C、
Petrol now is as expensive as twice it was a few years ago.

D、
Petrol now is expensive as twice as it was a few years ago.

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