精选优质文档-倾情为你奉上Unit 8 Have you read Treasure Island yet?一填空1. Tina _(not read) any classics yet.2. My parents _ already _(decide) to send me to study in the US.3. _ Sam _(buy) that interesting book yet?4. They have already done their homework. (否定)They _ _ their homework _. 5. Mary has already caught a cold. (一般疑问句,否定回答)_ Mary _ a cold _? _, she _.6. Mr. Smith has finish