it's time （for/to） us （for/to） dinner

it's time for us （having/to have） dinner it's time （for/to） us （for/to） dinner It's time for us to have dinner为什么是to have It's time for us ( ) have dinner? it's 5:30.it's time () dinner (to/for) it's time for us to go to school It's time for us to change our attitude____ the boy(选择题） It's() for us() get to school on time it's to time us play for soccer 连成一句话 It\'s time for us to have Chinese it'e time for ___.it's time to ____.(dinner)教教我吧, 是it's time for us to do some shopping,还是it's time for us do