问题补充：
With the help of the high technology, this year the factory has produced it did last year.
A. twice as many as
B. twice as many cars as
C. twice as many as cars
D. twice cars as many as
答案：
A. twice as many as
(答案→)B. twice as many cars as
C. twice as many as cars
D. twice cars as many as
解析：B 考察倍数表达法。由语境可知，在高科技的帮助下，今年这个工厂的汽车产量是去年的两倍多。表示A是B的多少倍，常见结构为：1. “A+倍数+形容词或副词的比较级+than+B”， 2.“A+倍数+as+形容词或副词的原级+as+B”， 3. “A+倍数+the size/height/length/width， etc+of+B”， 4. “……times+what+从句”。本题考察的是第3种。故B正确。
