A:specie
B:grou
C:amount
D:variety
如图所示,把甲、乙两个体积相同的实心小球投入水中,甲球漂浮,乙球悬浮.则下列说法正确的是( )
---I am going to take this summer holiday in Taiwan.
---Oh, really? Taiwan is ______ a beautiful island that ______ people in Guangdong go to visit it every year.