–When did Sam arrive _____ Guangzhou? -- the morning of November 16th .
Don’t be afraid of new words. You can ______ in the dictionary.
—_______ do you clean your room? — Every day.
—Wuhu is a beautiful city. — Yes, and I feel ______ to live there.
English is _________ international language.
—I wonder___ like to be an astronaut(宇航员). —I don’t know, but I imagine it’s exciting.