问题
选择题
—_____ the baseball on the sofa?
—No, it _____. [ ]
A. Is; is
B. Are; are
C. Is; isn't
D. Are; aren't
答案
答案:C
—_____ the baseball on the sofa?
—No, it _____. [ ]
A. Is; is
B. Are; are
C. Is; isn't
D. Are; aren't
答案:C