It is important that your homework (do) _____ by yourself, otherwise, you would never know how to do it.
()畅销()能做某事
When I arrived at the theatre, all the tickets (sell) ____ out.
()自由经济()经济形势
According to the passage, what will successful language learners do when they meet some new words?
B) Ask their teachers.
C) Look the new words up in the dictionary.
D) Pay no attention to them.
()中英联合声明()高度的自治权