It's time for sth. 该做某事了。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ o=2Re/ yuey}joFroG]

    It's time to do sth. 该做某事了。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ TB9I$'`M4  UBF/?zFroG]

    It's time for sb. to do sth. 该某人做某事了。如：[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ ?+Zn:pX~
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    It's time to have lunch. (It's time for lunch.) 是吃午饭的时候了。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ j'UM9s_*n- r3^k? FroG]

    It's time for us to start the class. 该我们上课了。[文章版权 禁止转载:考试与评价 http://www.trgroup.com.cn/te/ %SYO(j[C llw2XIFroG]