题目

Wouldn’t you want to travel more often without breaking the bank? If you are interested, read on to find out how you can do simple things to save money next time you go on vacation. Airfares Plan in advance and visit discount websites to see if there are better deals. If you are planning to stay in two countries and an airline makes you change planes on those countries anyway, you might be in luck. Check pricing on the flights to see if you can stay a few days at the country of the flight change instead of changing planes right away since airlines often let you do that for the same pr我国某条河流的水文特征为：河流水量不大，中、下游河道经常断流，每年7月到9月为汛期，含沙量大，此河是（ ）A.海河 B.塔里木河 C.黑龙江 D.黄河