Write past tense form of the verbs. All of them are irregular except one. leave_keep-, spend-, buy-, fly-. get-, give-see-have-. walk-find - take-write - go-become-

Leave - left, left;

keep - kept, kept;

spend - spent, spent;

buy - bought, bought;

fly - flew, flown;

get - got, got;

give - gave, given;

see - saw, seen;

have - had, had;

walk - walked, walked;

find - found, found;

take - took, taken;

write - wrote, written;

go - went, gone;

become - became, become.

Walk |wɔːk| - правильный глагол (Regular Verb), все остальные - неправильные (Irregular Verbs).