问题
选择题
--- Where is your mother?
--- She _______ to Sichuan on business. She has ______ there four times recently.
A．has gone; gone
B．has been; been
C．has gone; been
D．has been; gone
答案
答案：C
根据问句内容Where is your mother?，说明mother 不在这儿，have gone to sp，表示已经去了某地，或正在去某地的路上，而have been to sp ，表示曾经去过某地，故选答案为C