We are often told ________ at people in trouble．

A．not to smile

B．to smile

C．not to laugh

D．to laugh

The flowers ________ every day．Or they’ll die．

A．must water

B．can be watered

C．should water

D．must be watered

Again and again the doctor ________ the crying girl, but he couldn’t find out what was wrong with her．

A．looked over

B．looked after

C．looked for

D．looked out

It’s raining ________．We have to stay at home instead of going fishing．

A．badly

B．hardly

C．heavily

D．Strongly

The population of Tianjin is ________ than that of Shanghai．

A．larger

B．less

C．smaller

D．fewer

Study hard, ________ you are sure to have a good result in the exam．

A．or

B．and

C．for

D．but

－Who taught ________ French?

－Nobody．She learned all by ________．

A．herself; her

B．she; herself

C．her; herself

D．her; she

Tom regards Tianjin as his second ________ because he has been here for over ten years．

A．family

B．house

C．Room

D．home

Bill said they would have ________ holiday．

A．a two-month

B．two months

C．tow-months

D．Two-month’s

Jack bought ________ useful book ________ book is also very interesting．

A．an; The

B．a; The

C．an; A

D．a; A