how many persons are there in the meeting room?_____ A none B no one为什么是A

how many ( )are there in your family?是用PERSONS还是PEOPLE,为什么 there are many persons in the 一道简单题哈（关于固定搭配）How many ( ) are there in your family?用people还是persons?persons可以用于什么地方? 两百人 是说 two hundred people 还是 two hundred persons?是 how many people 还是persons are there in the park how many persons are there in the meeting room?_____ A none B no one为什么是A how many bears are How many derks are how many trees are how many books are hou many people are there?还是得说hou many persons are there many people 还是 many persons Now many people are crazy about these two personsNow many people ------ these two persons ------- ----- what are you searching the internet for?I am trying to find out .A.what's difference between SARS and BIRDFLU B.how many persons have died in Iraq 都是问句为什么A不行为什么how many 不用改成the number of persons died in irap how many legs are there? how many stop are there How many pears are there? How many stars are there? How many birdges are there?