My younger sister enjoys ________ very much．

A．dancing

B．to dance

C．dance

D．dances

The Changjiang River is ________ river in China．

A．longer

B．long

C．longest

D．the longest

I think September is ________ than October．

A．best

B．bad

C．worse

D．badly

Don’t shout at him．He is only a ________ boy．

A．5-years-old

B．5 years old

C．5-year old

D．5-year-old

I ________ home last Sunday．

A．stay at

B．stayed at

C．stay in

D．stayed in

What do you think ________ your vacation?

A．of

B．for

C．at

D．in

The food was awful and I ________ it．

A．enjoy

B．don’ t enjoy

C．didn’t enjoy

D．enjoyed

Would you like to show us the pictures ________ in the zoo?

A．to take

B．taken

C．taking

D．were taken

Is the car you bought ________ old one ________ a new one?

A．an; and

B．a; or

C．an; or

D．the; and

He is one of the ________ in the world．

A．richer man

B．richest man

C．richest men

D．richer men