温馨提示：spend的主语为“人”；take的主语为“物/ it”结构：spend ...(in) doing
It takes sb some time to do sth.① He spent five days (in) travelling in Yunnan.= It took him five days to travel in Yunnan.② She will spend two days (in) learning French.= It will take her two days to learn French.③Tom h
It takes me two hours to do my homework.I spend two hours doing my homework
I spend threedaystaking a vacation.It takes me three days to take a vacation
