The black colour of your shoes doesn’t_______ the white colour of your suit.
The student couldn’t _________what the teacher was trying to explain.
It won’t be long before we _____________ a way to overcome the difficulties.
Whenthe future, many people will imagine a lifehigh-tech devices.
---Do you think he will do me a favor? ---As far as I know, he is the last one ___ others. He ___ be prepared to give you a hand, though.
As we all know, every minute _____ full use of ____ our lessons will do good to us students.