问题
选择题
Hard as a teacher may try, he can’t ______to make all his stu
dents make a difference in study, letting alone in life.
A．make sure
B．be sure
C．guarantee
D．insure
答案
答案：C
搜题请搜索小程序“爱下问搜题”
Hard as a teacher may try, he can’t ______to make all his students make a difference in study, letting alone in life.
A．make sure
B．be sure
C．guarantee
D．insure
答案：C