I’m not sure if he ______ in this exam. But if he ______ harder, he will do better.
Because the old people ________ about thirty percent of the population, we should care more about them.
“Have ________ try, you are so close to the answer,” the teacher encourages the kids.
My grandfather is as ________ as a young man and hates sitting around doing nothing all day.
What would the girl probably say to the boy in the picture on the right?
—Xiao Jia , You look so beautiful today . —___________ .