We have several package tours you may choose, from ten days to three weeks in Europe.
我们有几套欧洲旅游计划选择,时间从10天到3个星期。
About once a month. Not too often, because neither of us has much time. We both have too much work to do.
大约每月一次。不太经常写信,因为我俩的时间都很紧。我们都有做不完的事。