—Oh, it’s too difficult for me ________ the work in such a short time.—Anything is possible if you put your heart into it.
What color is it? ---It’s ________ orange. A. an B. a C. /
Tom is from America. He is ________ American. A. a B. an C. the
The wolf comes from Europe. It is _______ European wolf. A. a B. an C. the
We usually have ________ lunch at school. A. the B. a C. /
I have got _________ apple. A. a B. an C. some