Question

The production of the factory has grown to _____ in 1999. A．twice as it was B．twice what it.

The production of the factory has grown to _____ in 1999. A．twice as it was B．twice what it was C．as twice as it was D．twice that it was

Answer 1

B

试题分析：介词to后接一个有关倍数的宾语从句，其结构为：倍数+what it is，what 在从句中做表语，因为一般表示多少倍都是修饰主语，为主+be+表的结构，故选B。