Is that boy Scott？
No， it_________be Scott． Scott is much taller． （ ）
A．canB．can'tC．mustn't
Tony， it's cold outside． _________your coat when you go out．
All right， Mom． （ ）
A．Put upB．Put offC．Put on
What do you think of English？
I think English is as_________as Chinese． （ ）
A．usefulB．more useful
C．the most useful
Hi，Bob． You don't look well． What's the matter_________you？
I talked too much and didn't have any water last night． I have a sore throat now． （ ）
A．inB．ofC．with
How many books are there on the shelf？
Well． I think there are ________ books． （ ）
A．two hundred and forty﹣six
B．two hundreds and forty
C．two hundred fourteen