下列现象反映意志薄弱的是
①顽固偏执,知错不改
②处事武断,贸然行事
③坚持真理,富有主见
④急躁鲁莽,易于冲动[ ]
A.①②③
B.②③④
C.①②④
D.①③④
答案:C
The teachers were always trying to ______ the excited students at that time.
A.calm down
B.set down
C.let down
D.turn down
— Are you content with her lecture?
— Nowhere near that. It ____. [ ]
A. may have been good
B. couldn't have been worse
C. can't be better
D. must be better