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2.4 Sentences

1.heard of… 听说……

I heard of a kind of internet virus called Worm.

2.be infected with 被感染……

My E-mail is infected with virus.

3.have to do 不得不……

You have to delete the E-mail completely.

4.as well 也

You can delete the virus as well.

5.turn on 打开

Remember you should turn on your firewall. RNc8epEvMq7CZYX5iDV4Gjmwkqu6TGxM9kbONMZPx0qETYtijDMI0nHyUNEh8Xym

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