Life is like a mirror. you smile at it,it will smile back.( )
A.UnlessB.WhenC.UntilD.Though
﹣Do you know Shanghai is one of ______ in the world?
﹣Yes,it's bigger than ______ city in China.( )
the biggest city;any
the biggest cities;any
the biggest cities;any other
﹣I saw your mother in the library just now.
﹣It ______ be her.She went to Beijing yesterday.( )
can't
mustn't
needn't
About ______ of the land ______ covered with trees and grass.( )
three fifths; is
three fifths; are
three fifth; are
Whenever Tom reads an interesting novel,he can't keep it to ______ and wants to share it with his classmates.( )
him
he
himself
﹣How far is your home from school?﹣About ______ walk.( )
five minute's
five minutes'
five minutes