问题
选择题
Studies show that office workers are more ______to suffer from backache because they always sit before computer screens for long hours.
A．surely
B．likely
C．probable
D．possible
答案
答案：B
考查形容词。本题考查短语be likely to do有可能做，句意：研究表明：办公室人员更有可能患背疼，因为他们总是坐在电脑屏幕前几个小时。