Do you expect _____ to be a possibility that we may have five days off for the coming Dragon Boat Festival?
Language has always been —— as the phrase goes —— the mirror to society. English is no ______
A man with a bleeding hand hurried in and asked, “Is there a hospital around ______ I can get some medicine for my wounded hand?”
The world’s elderly population will exceed(超过) ____ of children by 2060,when each group ____ to account for about one fifth of the population.
Everyone knows that _______ is dangerous to play with fire, but _______ is difficult is to prevent children from playing with fire.
My friend Mary is _____ beautiful girl and _____ girl everyone likes to work with.