听录音，补全句子。
1. I _________ my nose.
2. —What happened? 
    —I_______.
3. Let's show our pictures _________ Kim and Steven !
4. This is Jenny, Li Ming and me _______ our hotel.
5. I hurt my arm and Jenny ________ me.
1. hurt  2. hurt  3. to  4. at  5. helped
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