Tom spends an hour on his homework every day .
=Tom spends an hour (in) doing his homework every day.
=It takes Tom an hour to do his homework every day.
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Tom spends an hour in doing homework every day.
汤姆每天用一个小时写作业。
答案为
tom
didn't do his
homework
last
night
.
你的采纳我的动力
很高兴能够帮助你
Tom spends an hour on his homework every day
Tom speends one hour on homework every day.