Eating too much fat can ________ heart disease and high blood pressure.

A. devote      to          B. attend to            C. contribute   to    D. turn to

I hope my teacher will take my recent illness into _____ when judging my examination.

         A. regard        B. account         C. thought      D. observation

Half of the workers here ________ under 30 ________.

A.is;years              B.are;year old   C.is;years old            D.are;years of age

When we visited my old family home, memory came ______ back 

A. flooding           B. to flood        C. flood.          D. flooded 

As there is less and less coal and oil, scientists are exploring new ways of making use of ______ energy, such as sunlight, wind and water for power and fuel.

A. primary      B. alternative       C. instant          D. unique

The Chinese are looking forward to the first _______to land on the moon after three Chinese astronauts’ successful trip to space.      

 A. measure       B. attempt         C. purpose        D. desire

—I’m sorry I stepped outside for a smoke. I was very tired.

—There is no______ for this while you are on duty.

A. reason                    B. excuse        C. cause                           D. explanation

—If you like I can do some shopping for you.

   — That’ s a very kind _______.

    A. offer         B. service             C. point             D. suggestion

I can’t say which wine is best—it’s a（n） _______ of personal taste.

A. affair    B. event    C. matter    D. variety

The sign reads “in ease of___ fire ,break the glass and push _____red button”

A. /,a   B. /,the  C. the ,the  D. a ,a