问题补充：
—What do you think of your step-mother?
—There are some things that are not easy to, but on the whole she is a good mother.
A. come up with
B. catch up with
C. break up with
D. put up with
答案：
A. come up with
B. catch up with
C. break up with
(答案→)D. put up with
解析：考查固定词组，come up with 意思“追赶上”，catch up with意思“赶上”，break up with意思“跟…分手”，put up with意思“忍受”，句子意思“有些事情不容易忍受，但是大体上她是位好妈妈”，固定词组on the whole意思“大体上”
