问题
选择题
With his parents keeping _________ close watch on him, he has no idea how to have _________
access to the Internet.[ ]
A. /; /
B. a; /
C. a; an
D. /; the
答案
答案：B
搜题请搜索小程序“爱下问搜题”
With his parents keeping _________ close watch on him, he has no idea how to have _________
access to the Internet.[ ]
A. /; /
B. a; /
C. a; an
D. /; the
答案：B
