1.Mr.Smith wants to invite me to his home.
2.They are throwing snowballs at each other.
3.这里应有个it吧 It is time for her to have supper .
4.It was Tingting's first visit to Shanghai.
5.The children are singing happily.
这种连词成句的题都很简单,只要把动词,名词,主语,谓语,宾语搞清楚分位置放好,再看句子意思放好副词那些就好了