花费时间做某事 spend time doing sth ; spend some time doing sth ; spend time doing ; Spend doing sth
花费某时间做某事 spend some time doing sth
花费某人多久做某事 It takes sb. some time to do sth
花费某人时间做某事 It takes sb. some time to d o sth
花费多少时间做某事 spend some time doing sth
花费时间去做某事 Take time to do something
一段时间花费在做某事 Spend some time in doing sth
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