①There were many people at the party yesterday.I tried to look for two seats to sit down with my friend,but there were _____.这里答案选了none.可是为什么不选neither呢?不是说否定两个用neither,否定三个或三个以上用none吗?②_____ expecting to be successful in his career should learn how to cooperate with other people and have team spirit.这里答案填了Anyone.可是为什么不能用Those who或者Whoever呢?③Every person,from volunteer to director,is doing _____ best for the grand parade.答案选了their.可是every不是跟单数吗?④Exhaus

①There were many people at the party yesterday.I tried to look for two seats to sit down with my friend,but there were _____.这里答案选了none.可是为什么不选neither呢?不是说否定两个用neither,否定三个或三个以上用none吗?
②_____ expecting to be successful in his career should learn how to cooperate with other people and have team spirit.这里答案填了Anyone.可是为什么不能用Those who或者Whoever呢?
③Every person,from volunteer to director,is doing _____ best for the grand parade.答案选了their.可是every不是跟单数吗?
④Exhausted and hungry as they were,_____ of them would leave for a rest.这里答案选了none.可是为什么不选neither呢?这里的they又不知道是两个还是三个或三个以上.还有,怎么不选some呢?
⑤I have bought two ball pens,_____ writes well.这里答案选了neither of which.可是为什么不选neither of them呢?
⑥Primer Zhou,_____ who we all admire,spared no effort in performing his duty.这里答案选了one.可是为什么不选the one呢?