问题 选择题

Studies show that people are more ______ to suffer from back problems if they always sit before computer screens for long hours.

A.likely

B.possible

C.probable

D.sure

答案

答案:A

动词辨析,主语是people,不能和possible,probable 连用,排除B,C;be sure to do,表示一定要,务必,不符合句意。所以选A。be likely to do sth.,很可能会怎样。 

选择题
多选题