—There is someone in the classroom. —It
题型:选择题
问题:
—There is someone in the classroom.
—It ________ be Lucy. She always gets to school early.[ ]
A. can
B. may
C. must
D. mustn't
—There is someone in the classroom.
—It ________ be Lucy. She always gets to school early.[ ]
A. can
B. may
C. must
D. mustn't