China supplies more than 90 percent of the world’s rare earth metals, but its reserves only ________ about one-third of the world’s total.
—What do you think of my sister? —She ______.
Betty eats junk food,so you see,she is pretty healthy.
In fact, listening is just as as speaking in language learning.
.—_____? —I usually play tennis.
Mike was late for class, so the teacher made him at the back of the classroom.