will there be a person having lunch with you?为什么have要加ing

There will be a Will there be a ____? Will there be a lift ---a concert next saturday?a.there will be b.will there be c.there can be d.can there be summertime will be a love-in there There will be a p_____concert this evening. There will be a b party There Will Be A Reckoning 歌词 there will be a TV的意思 There will be a party___________(今晚). There will be a power outage tomorrow. Will there be a robot的意思 Will there be a lab的意思 There will be a b party Will there be a tall building here? but will there be such a day? Will there be a balcony?是什么意思? 1 Will there be a lift?2 Will there be vases?3 Will there be a washing machine?