---Wow! These inventions are amazing．—They were all invented _______years ago.
#51552
A
hundred
B
hundreds
C
hundred of
D
hundreds of
推荐题目
— I think ______ of the materials I listened to at the beginning of the exam ______ easy. — I think so.
#51444
A
three fourths, is
B
third four, are
C
three fourths, are
D
three fourth, are
_______of the money_______been spent recycling the rubbish.
#51728
A
three fourths; has
B
three fourths; have
C
three fourth; has
D
three fourth; have
There were different kinds of dinosaurs in the word in the past.
#51715
A
hundred of
B
two hundred of
C
hundreds of
D
two hundreds of
The Sutong Highway Bridge, a__________ bridge, is open to traffic.
#51790
A
320 metre long
B
320-metre-long
C
320 metres long
D
320-metres-long
I think __________ people will go to Shanghai for the EXPO 2010.
#51839
A
million of
B
millions of
C
two millions of
D
two millions