He was ________and died of lung cancer at an early age.

A．addicted to smoke  B．addictive to smoke

C．addicted to smoking  D．addictive to smoking

The girl ________at the party yesterday is missing today.

A．referring to B．refer to     C. referred to  D．to refer to

Mary got up early________ she could prepare breakfast for her brother.

A．so that　　B．although　　C．as if　　D．even if

The teacher told him to speak louder ________by everybody.

A．so as to be heard  B．so as to hear

C．in order that heard  D．in order to hear

Everyone here will thank the firefighters for the things they did to prevent fires ________the environment safer.

A．to make B．make    C．making  D．from making

She always goes swimming ________cold it is.

A．however　　　　B．no matter    C．although    D．whatever

—We'd like you to start work tomorrow if possible.

—I'm sorry, but I can't possibly start until Monday.________？

A．Do you agree with me            B．Is that a good idea

C．Do you think I'm right            D．Will that be all right

Look out! The train ________.

A．leaves  B．is leaving    C．has left       D．left

Do you think exercise can keep us ________？

A．well　　　 B．good　　　  C．fit　　　D．fine

The teacher asked us ________ in our reports before class.

A．hand　　B．to hands　　 C．handed　　  D．to hand