问题补充：
What a table! I’ ve never seen such a thing before. It is it is long.
A. half not as wide as
B. wide not as half as
C. not half as wide as
D. as wide as not half
答案：
A. half not as wide as
B. wide not as half as
(答案→)C. not half as wide as
D. as wide as not half
解析：考察倍数表达法。倍数表达有四种：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2种，注意本题的half表示倍数。故C正确。
