Read the words and put down their Russian equivalents:
Line station engineer engineering

see(1форма)-saw(2 форма)-seen(3 форма)

fly(1форма)- flew(2 форма) - flown(3 форма)

go(1 форма)-went(2 форма)-gone(3 форма)

put-put-put - (у этого глагола все 3 формы одинаковые)

have(1 форма)-had(2 форма)-had(3 форма)

take(1 форма)-took(2 форма)-taken(3 форма)

say(1 форма)-said(2 форма)-said(3 форма)

give(1 форма)-gave(2 форма)-given(3 форма)

я тебе все три формы не путаться)

«do not chase happiness: it always is in you» (pythagoras).personally i have understood for a long time already, why for happiness search (that we meant by it) very important to stop, that freeze frame is very important. it appears, the biggest obstacle in a way fortunately is a pursuit of it, passionate desire it to reach. it appears, the happiness is not searched, it is not required, is not planned, not won — it comes itself when will consider you worthy. it appears, it is necessary to search not for happiness, and something absolutely another. it is necessary to aspire not fortunately, and to things which will call it as special gift and destiny compensation. happiness not in finding, and in change to the best. happiness not the nearest purpose, to which only one step, — it in a way conducting to the star sky over you and to eternal values in your soul, it in a way conducting towards to people, god and the whole world even if your feet aching for weariness, refuse to go. the happiness is the highest blessing in your life which it is necessary to reach long and which at the same time hastens to you towards in reply to your own efforts

1-с, т.к. после who ставится is, но т.к. есть last sunday как показатель прошедшего времени ставим was.  2-а, т.к they-множественное число, из предложенных вариантов подходит только а))