Light-to-moderate smokers were ________ to die of sudden heart problems than those who had never smoked.
A. as twice likely B. twice more possible
C. twice more likely D. as twice possible
A teacher’s ________ to education is worth great respect of the whole society because it brings benefits to the development of society.
A. guidance B. principle C. identity D. devotion
Student loan is supposed to provide financial support for people who would ______ not be able to go to college.
A. otherwise B. meanwhile C. therefore D. nevertheless
It was ______ the president's speech that the secretary spent the whole morning at home.
A. to prepareB. preparing C. prepared D. be prepared
“No student,” the headteacher stressed, “_______ go out of the school after ten o’clock at night without my permission.”
A. must B. will C. shall D. may
It’s a common scene in the film Tangshan Earthquake that families cry helplessly over _____ is left of their homes.
A. what B. which C. there D. it
