Paper bags produced every year are ______ the world’s production of vehicles.A．t

题型：不详难度：来源：

Paper bags produced every year are ______ the world’s production of vehicles.

A．three times the weight of	B．three times weight of
C．as three times heavy as	D．three times as heavier as

答案

A

解析

本题考查倍数的表达方式。句意：每年生产的纸的重量是全世界生产车辆重量的三倍。英语倍数的表达法有：
（1）……倍数+形容词（或副词）的比较级+than
（2）……倍数+as+形容词（或 much）或副词+as
（3）……倍数+the size（length，height…）of