“Apple,pear,peach,orange,lemon,etc.”makeupthe______of“fruit”.

Onecanfigureoutthemeaningof“airmail”tobe“mailbyair”byits______.

Weareinterestedintheweatherbecauseit_______ussodirectly—whatwewear,whatwedoandevenhowwefeel.

ThedifferencesbetweensynonymsexistinthefollowingareasEXCEPT______.

Idiomsnominalinnaturehavea(n)______asthekeywordineachandfunctionasanouninsentences.