听录音，选出你所听到的单词填空。1. I am going to ______________ (bed / Beijing).
2. I can't find my ______________ (pyjamas / suitcase).
3. My ______________ (bag / book) is lost.
4. I ______________ (can / can't) unlock my door.
1. bed 2. suitcase 3. bag 4. can
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