听录音，圈出你所听到的单词。
1. first four floor
2. study stand student
3. thirty thirsty third
4. sing swing swim
5. push watch wash
6. short shirt shorts
7. art room music room table tennis room
8. too high too heavy too small
9. go and see go and play go and have a look
10. how many dolls how many balls how many toys
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