____ young must look after ___ old.
A. The ; a
B. The ; the
C. A ; a
D. A ; the
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—Have you seen ___ pencil? I left it here this morning.—Is it ___ red one ? I saw it.
A. a ; the
B. the ; the
C. the ; a
D. a ; a
用a或an填空:1. ____ honest boy 2. ____ ugly man 3. ____ useful tool4. ____ one-act play5. ____ uncle6. ____ uniform7. ____ university 8. _____ hour9. ____ umbrella10. _____ interesting story
_______ sun rises in _______ east.
Washington is _______ capital of _______ USA.