Rearrange the words given in the right order and make meaningful sentences.
29.doing volunteer work/his free time/at a local orphanage/spends/He often
=>He often
30.when we were young/and eat candy/soft drinks/We used to drink
=>We used to drink
31.warm enough/to go swimming/The weather/is not/for us
=>The weather
32.lot of exhibitions/Bell/at a/demonstrated his invention
=>Bell