用am.is.are填空:3.that ice creams man__very busy 4.his ice creams__very nice
问题描述：
用am.is.are填空:3.that ice creams man__very busy 4.his ice creams__very nice
答
is
are
答
is 因为man是单数。
are因为icecreams是复数。
答
that ice creams man is very busy
这里man是第三人称单数,而且说是man在busy,而不是icecreams在busy所以用is
his icecreams are very nice
icecreams在这里是指这个man所有的icecreams是very nice的
是复数可数的物品
所以用are