根据对话情景，填入恰当的单词，每空一词。 A: Mum, I can't 1 my suitcase. Have you seen it anywhere? B: I 2 it on your bed a few minutes ago. It 3 still be there. A: Let me have a look. Oh, yes, you're right. It's on my bed. B: Have you got everything 4 ? A: Er,…I'm not 5 . There're so 6 things to pack, you know. B: OK. Let me help you. Have you 7 the umbrella? A: Of course I have. B: 8 you packed some food or drink? A: No, I haven't. Bring some food and drink…Mm, that's necessary. Mum, have you found the shopping bag 9 ? B: Yes, it's in the kitchen. A: 10 go and get some food and drink. B: OK.