—Your sister’s plan is not quite practical.Why not try to persuade her to give it up?—My sister is very stubborn,so it is________to try to change her mind.
From that moment on, I have come to realize that I’m unique in the eyes of my parents and that they’ll _____ me in face of misfortunes and hardships.
Some government officials in the USA have pointed out that the death of Osama Bin Laden means keen vigilance (警戒) _____ the end of terrorism.
It is reported that single-parent children _____ some of the functions that the absent adult in the house would have served.
You can depend on it that I’m trying to do what is best, but _____ I have got to consider the cost.
My boss required so much of me, so I believed that he was _____ being satisfied with my job though I had tried my best.