2. The education of _______ young is always _______ hot and serious topic. A. 不填;不填, B. the; a C不填; the D. the; 不填
—You seem to have had that car for years. ---Yes, I should sell it ____ it still runs.
. Do you know the girl _____ just now?
Now, children, it’s time you _______.
In order to prevent the fire spreading, some of the houses nearby _____before the firemen arrived.
. He shut the window with such force ________ the glass broke.