--- Mary knows so much about ______earth
题型:选择题
问题:
--- Mary knows so much about ______earth!
---Yes, although she is only ____eight- year-old girl.
A.an; a
B.the; an
C.the; a
D.an; an
--- Mary knows so much about ______earth!
---Yes, although she is only ____eight- year-old girl.
A.an; a
B.the; an
C.the; a
D.an; an