"花时间做某事"可用spend time ( )sth.或spend time ( ) doing sth.来表示.填括号就行,
问题描述:
"花时间做某事"可用spend time ( )sth.或spend time ( ) doing sth.来表示.填括号就行,
答
spend time ( on)sth
spend time ( in) doing sth.