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．a(chǎn)s wide as not half
　　答案選C
　　as...as...的否定式not as...as...。兩個as中間放形容詞和副詞的原級，不加表程度的數(shù)詞。不到一半是not half，而不是half not。