$21. Students should be encouraged to use \_\_\_\_Internet as \_\_\_\_resource.$
Answer key
D
Students should be encouraged…——2008 高考英语第 21 题答案解析
2008_省自主命题（山东）
题目指纹
这道题真正考什么？
difficulty
Differentiating
2008_省自主命题（山东）
$21. Students should be encouraged to use \_\_\_\_Internet as \_\_\_\_resource.$
D