A: Would you like to fly kites with me , Tom?
B: I’d love to , but my mother isn’t at home, I ______ look after my little sister.
A.must | B.can | C.may | D.have to |
A: Would you like to fly kites with me , Tom?
B: I’d love to , but my mother isn’t at home, I ______ look after my little sister.
A.must | B.can | C.may | D.have to |