----Although he works hard, he makes___________..----In that case, he should improve his method of study.
—I want to know ____ the machine. —It's easy. Let me show you.
—Do you know ____? —8,844.43 meters. It's a popular place with mountain climbers.(2014,广东)
—What did your father ask you? —He asked me ____.
—Dad!Can you tell me ____ to the amusement park? —The day after tomorrow.
—Do you know ____ in America? —Sure. It's the third Sunday of June.(2014,云南)