Once upon a time, there _______ an emperor.
Wang Fan , could you give us ______ on how to learn English _______?\ A. some advices, good B. any advices , well C. some advice , well
Everyone knows that a desk is made __ wood and paper is made__ wood too. A. of , of B. of , from C. from, of
I’ m sure I can make myself _____, because I have improved my English greatly. A. understand B. understanding C. Understood
The river has become much ______ than before because of the waste water. A. dirty B. dirtier C. Dirtiest
----Do you know how the accident _______? ----Sorry, I don’t know. A. come out B. come into being C. come about