As we all know, the Changjiang River is the____river in our country.( )
A.longB.longestC.highD.highest
Mum asked me to ______for dinner.( )
lay the table
go to sleep
keep a diary
take a vacation
Tianjin is one of _______cities in China.( )
big
bigger
the biggest
the bigger
Her smile made me feel warm and lively. It was like a hidden_______.( )
competition
interview
treasure
tradition
I am afraid we can not ______to take a taxi. Let s go by underground instead( )
refuse
afford
forget
fall
She is too busy to help us finish the work.
Let's do it______.( )
herself
myself
itself
ourselves