问题
选择题
Bob’s salary is three times ______, so John admires Bob very much.
A．as high as that of John
B．as bigger as that of John
C．as high as John
D．as much as John
答案
答案：A
考查倍数的表达;倍数+as+adj+as，句意是：鲍勃的工资是约翰的三倍，因此约翰非常羡慕鲍勃。应该是鲍勃的工资和约翰的工资比较，用that代替salary。选A。