If you travel to another country you don’t know,can be very discouraging．

题目

If you travel to another country you don’t know,can be very discouraging．
A．to lose x05B．lost x05C．losing x05D．getting lost
为什么选D

答案

If you travel to another country you don’t know,如果你去一个你不认识的国家旅行
getting lost 迷路（句子缺少主语,要名词,getting 是动名词.）
can be very discouraging．是十分郁闷的.
A．to lose 将要失去 B．lost 失去 C．losing 失去D．getting lost 迷路