( )12.There was no such heavy traffic______years ago.A two hundreds B two hundredC two hundred of D two hundreds of

( )12.There was no such heavy traffic______years ago.A two hundreds B two hundredC two hundred of D two hundreds of
( )12.There was no such heavy traffic______years ago.
A two hundreds B two hundred
C two hundred of D two hundreds of

( )12.There was no such heavy traffic______years ago.A two hundreds B two hundredC two hundred of D two hundreds of
B .hundred 是不可数的.不加s.of也不用加.hundreds of +可数名词复数形式表示的很多很多的某样东西.