— Miss Yang doesn’t look well. What’s wrong with her?
— Oh, she has some trouble ______ her baby well.
A.take care of
B.looking after
C.taking after
D.to look after
答案:B
这题考查词组:have trouble in doing“做某事有困难”,另外,take care of,look after “照料”,take after“长得像”,只有选B。