As we all know, _____ life is a big stage, on which _____things of all kinds can take place.
| A．不填；不填 | B．the；不填 | C．the； the | D．不填；the |
She looks sad. Could you please tell me ____ that prevents her from being as happy as before?
| A．what it is | B．it is what | C．how it is | D．it is how |
_____ I know the money is safe, I shall not worry about it.
| A．Even though | B．Unless | C．As long as | D．While |
so much electrical equipment , wood and paper in one place , there is a danger of fire .
| A．For | B．In | C．With | D．By |
Washington, a state in the United States, was named ______ one of the greatest American presidents.
| A．in honor of | B．instead of | C．in favor of | D．by means of |
running , learning English needs will.
| A．As with | B．As to | C．As for | D．As if |