问题
单项选择题
Susan Jones was at the bus stop well on time to take the 7:01 bus, but she had to miss her breakfast to do it.
A．catch up with
B．catch
C．run up to
D．be catching
答案
参考答案：B
解析：动词辨析。A．catch up with赶上(尤指原本落后，努力追上)；B．catch捕获，赶上(车船等)，感染(疾病)；c．run up to跑到，达到，积累到；因此答案为B。
