Should students make friends on line?some people think the Internet help make 1.
many friends .Chatting online ,students can express his feelings 2.
and opinions more freely ,and even get help at their foreign 3.
language studies Others ,therefore ,think students should not . 4.
They say making friends online is waste of time , 5.
which should be spent more meaningfully on study . 6.
Besides ,some students get cheat on line . 7.
It is my opinion whether students should place their study， 8.
health and safe before other things . 9.
After all ,we can find friend in our classmates. 10. 1.help –helps
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(答案→)1.help –helps
解析：1.主语是 the Internet故谓语动词为第三人称单数。
2.考生应注意文章人称代词的前后一致性。指代students的应该their
3.在某一方面的帮助，用介词with
4.逻辑错误。转折语气
5.浪费时间a waste of time
6. √
7.get cheated 受骗
8.主语从句中“学生应该把重心放在学习上”语意完整，故用that .
9.名词“安全” safty
10 friend为可数名词，需用复数