It took him ____ to find the key to the drawer.
Ge You is ______ interesting actor. He has lots of fans.A. a B. 不填 C. an
—Could I use your bike for today, Sam? —_____. I’m not using it.
—Will you stay for some more days? —Sorry, I_____. My mother called to ask me to go back at once.
—Why didn’t you go to play football with us yesterday afternoon? —I _____my mother with the housework then.
We can easily become unhappy_____ we work out our problems in our daily life.