Level C2. Exactly 12 gap-fill sentences, each with one blank. Exactly two questions have two correct options.

Level C1. Choose between past simple, past continuous, past perfect, and used to or would where the narrative context makes one choice uniquely natural.

Level C1. Topic: advanced contrasts between present perfect and present perfect continuous in realistic contexts. Exactly 12 questions. Exactly 2 questions have two correct options.

Level C2. 12 questions. Exactly 2 questions have two correct answers.