LAN HAS TO LOOK ____HER SISTER TONIGHT BECAUSE HER MOTHER IS ABSEN...

69. - DAP AN TIENG ANH CONG CHUC QUANG NGAI 2017
DAP AN TIENG ANH CONG CHUC QUANG NGAI 2017

69. Lan has to look ____her sister tonight because her mother is absent.

A. at B. after ( look after: ch m sóc)

C. for D. up