His actions could lead to him ______ his job.

   A. lose            B. losing          C. to lose         D. being lost

She devoted herself ______ to her research and it earned her a good reputation in her field.

   A. strongly        B. extremely       C. entirely        D. freely

Don’t leave the water ______ while you brush your teeth.

   A. run             B. running         C. being run       D. to run

Listening to loud music at rock concerts ______caused hearing loss in some teenagers.

   A. is              B. are             C. has             D. have

People from the West like to use such expressions as “please” and “thank you” in cases ______ some people in Asia may not think it necessary.

   A. what            B. which           C. that            D. where

______ has passed the test will get a prize.

   A. Whoever         B. No matter who   C. Whomever        D. Who

The question came up at the meeting_____ we had enough money for our research.

   A. that            B. which           C. whether         D. that if

I hate _____ when people talk with their mouths full.

  A. it              B. that            C. these           D. them

Many of them turned a deaf ear to his advice, _______ they knew it to be valuable.

   A. as if           B. even though     C. now that        D. so that

Helen ______ her keys in the office so she had to wait until her husband ______ home.

   A. has left; comes                    B. left; had come

   C. had left; came                     D. had left; would come