The exercise itself is in German; the explanation pages it links to are in Turkish.
Konjunktiv II Vergangenheit: hätte … müssen (unrealised past (double infinitive))
An unrealised obligation or possibility in the past is expressed with Konjunktiv II and a double infinitive: »Ich hätte lernen müssen« (I should have studied). Structure: hätte + main-verb infinitive + modal-verb infinitive (two infinitives at the end). You will work out the correct form yourself in the exercise. All exercise content is in German.
Recognise: match the sentence with its English meaning. «hätte … müssen» is a reproach, «müsste … haben» an assumption.
Matched: 0 / 10Quick answer
What is in the "Konjunktiv II Vergangenheit: hätte … müssen" exercise?
The "Konjunktiv II Vergangenheit: hätte … müssen" exercise is at level C1 and has 5 steps with 50 questions in total: 10 matching items, 30 multiple-choice questions and 10 gap-fill items.
The steps in order: Match · Passiv & Satz · Vorwurf/Vermutung · Richtig/Falsch · Write.
You get instant feedback after every answer; the exercise runs in your browser, is free and needs no sign-up or installation.
Where can I study "Konjunktiv II Vergangenheit: hätte … müssen"?
The explanation for this exercise is on the page Konjunktiv II Past and Modal Verbs (C1) (in Turkish). Read the rule there, then reinforce it with the 50 questions on this page.