She was so _____ in her job that she didn’t hear anybody knocking at the door.

Our professor told us that salt water _____ at a lower temperature than fresh water.

I really worry about her, but I know if I     the therapy, she will stop speaking to me.

She tried to sleep, but thoughts      and images flashed into her mind.

The society was set up to        endangered species form extinction.

We     today not a victory of a party but a celebration of freedom, symbolizing an end as well as a beginning, signifying renewal as well as change.

. Who could have ____ that within 10 years he’d be in charge of the whole company

Until recently historians assumed that calendars ________ with the advent of agriculture.

__ Any suggestions?
__ You’d better ______________ the last sentence as it is rather misleading.

The doctor persuaded him to _____ smoking.
A throw away       B put out         C give up        D take away