问题

People, especially teens, think it great fun to surf on Internet.
A:a; the
B:a; /
C:/; the
D:the; the
B:a; /
C:/; the
D:the; the
正确答案是:
同类题型
During the exam, we must ______ nervousness.
Soon you _______ a senior high school student(高中生). Isn’t it exciting?
His son often ______with me after school.
_____ does it take him to walk to the park every day? [ ]
Our English teacher was standing ________ us so that she could hear us all clearly. [ ]