Linus Torvalds的国籍是（）。
A、芬兰
B、日本
C、印度
D、美国
参考答案：A
It was in the very house ______ was built with stones ______ he spent his childhood. [ ]
A. that; that
B. that; where
C. which; where
D. which; that
畜肉类食品不能提供的营养成份是（）。
A、无机盐
B、纤维素
C、蛋白质
D、维生素
