—You look so sad. What's wrong with you?
—I bought ______ bicycle, but when I rode it, one of _____ wheels became flat.
A.a;the | B.; the | C.a; / | D.the; a |
—You look so sad. What's wrong with you?
—I bought ______ bicycle, but when I rode it, one of _____ wheels became flat.
A.a;the | B.; the | C.a; / | D.the; a |