When I hear the name of Taiwan, I can’t help _____ Mount Ali and Sun Moon.A. thinking overB. thinking ofC. thinking about
They often leave the boy alone at home. They think that he’s old enough to look after _____.
He met many problems------ he was going over his lessons.
One of the wonders of the _____ world is the pyramids in Egypt.
We all agree that a pair of shoes _____________a nice present.
—Hello, this is Amy. Is Tom there? —___________________