单项选择题
A.全年国内居民出游率达52.4%,增至去年的8.7%。 B.全年国内居民出游率达52.4%,比上一年增长了8.7%。 C.全年来中国境内旅游达到52.4%,比上一年增长了8.7%。 D.大约有52.4%的国内居民选择在今年观光旅游,是上一年的8.7%。
A.When a country has serious economic problem. B.When a country sells more products overseas than it imports. C.When the value of the products a country imports is greater than the value of the product it exports. D.When a country can’t develop its natural resources.
A.they do not learn in classrooms B.they have a real desire to learn C.they learn a lot from their own mistakes D.they are more worried about their learning than the younger students