问题
选择题
People’s working efficiency usually decreases more or less when the temperature _________ 35℃ or even higher.
A．approaches
B．raises
C．draws
D．drops
答案
答案：B
考查动词辨析: A. approaches靠近，B.raises上升，C.draws 拉，吸引，D.drops下降，句意是：当温度上升35度或更高时，人们的工作效率会或多或少的减少。选B。