题目内容：

Though Australia is very large,____
A it grows a lot of fruit
B the population is quiet small
C it is very rich
D there are many sheep

优质解答

　　虽然澳大利亚很大,____
　　A.（但是）种了很多水果
　　B.（但是）人口很少
　　C.（但是）非常富裕
　　D.（但是）有许多羊
根据语言环境当然选B (though不能和but连用但翻译要翻译出来)