假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文*10處語言錯誤，每句最多有兩...

問題詳情：

    假定英語課上老師要求同桌之間交換修改作文，請你修改你同桌寫的以下作文。文*10處語言錯誤，每句最多有兩處。每處錯誤涉及一個單詞的增加、刪除或修改。

增加：在缺詞處加一個漏字符號(∧)，並在其下面寫出該加的詞。

刪除：把多餘的詞用斜線()劃掉。

修改：在錯的詞下劃一橫線，並在該詞下面寫出修改後的詞。

注意：1．每處錯誤及其修改均僅限一詞；

　　2．只允許修改10處，多者(從第11處起)不計分。

With the development of modern technology, there are a plenty of ways for us to contact people. WeChat is probably our favorite, mainly because of its convenient. We can keep in contact with friends whenever it is and wherever we are as long as Wi-Fi is available. Another advantage is it is a relative cheap and quick way of communication. As messages get send and received instantly, the cost of making phone calls is cut down. Besides, music as well as pictures and videos are often downloaded through WeChat, but it is now a useful entertainment tool. However, problems exist at the meanwhile. For example, your identity can be easily revealed, so we should pay attention to protect our personal information.

【回答】

71. 去掉plenty of前a         72. convenient改為convenience

73. advantage is 後加上that 74. relative改為relatively

75. send改為sent         76. videos後are改為is

77. but改為so/and              78. at the meanwhile改為in the meanwhile

79. your identity改為our identity 80. protect改為protecting

知識點：其他

題型：短文改錯