题目
用 already 或 yet 填空,每空一词。1. Tom has ______ washed his clothes, so he is free now. 2. —Has Lily packed her bag ______? —No, she hasn't packed it ______. 3. Don't worry! The train hasn't left ______. 4. They have ______ seen the film twice, so they don't want to see it again.