It may take _________ years to make such robots .        
#51467
A
hundred of
B
two hundreds
C
hundreds of
D
hundred
推荐题目
How do we say the number “4,135”?
#51772
A
four thousand, one hundred, thirty five
B
four thousand, one hundred and three five
C
four thousand, one hundred and thirty five
D
four thousand, one hundred and thirty-five
---How long have you been running ?  ---Since ______ .
#51857
A
two hours
B
two hours ago
C
I am ten years old
D
for two hours
Where is Class________ ?It’s on the ______ floor.
#51496
A
Six: third
B
Sixth; third
C
Six; three
D
Sixth; three
_____ soldiers and doctors have been in Wenchuan to help the people there.
#51747
A
Thousand of
B
Two thousands
C
Thousands of
D
Many thousands of
There are _____ months in a year._____ month is December.
#51383
A
twelve;Twelfth
B
twelfth;The twelfth
C
twelve;The twelfth
D
twelfth;Twelfth