19. James Williams is my favorite professor; his speech is always brief, clear and the point.
I can __________ the way you treat me, but I hate it when you treat the old like this.
We should learn from past mistakes so as to avoid __________ into the same old trap (困境) again.
—Is Steve very strict __________ his children?—Yes. He is also very strict __________ his own work.
Most of all Chinese homes now have microwave ovens, partly __________ less time to spend preparing food.
Only those who have the __________ to do simple things perfectly will acquire the skill to do difficult things easily.