英语翻译
这些学生志愿用他们的空闲时间去帮助养老院的老人 These students ___ ___ ___ ___ ___ ___ to help the old people in the old people's home 改为同义句 1.he spent 2 days working for the people.It ___ him 2 days ___ ___ for the people.2.what shoid I do ———