问题
选择题
Thanks to ________ invention of the Internet, people can stay at home chatting with ________ friends online.
A．the；the
B．不填；the
C．the；不填
D．不填；不填
答案
答案：C
考查冠词。笫一空，“因特网的发明”是特指概念，故前面加定冠词the；第二空，friends是复数，泛指朋友，故前面不加冠词。