This document contains a series of exercises on conditional sentences and the use of "wish" in English. There are 8 exercises testing different types of conditional sentences, including zero, first, second, third conditionals and mixed conditionals. The exercises provide examples and require matching, filling in verbs in the correct form, rewriting sentences in conditional form, and multiple choice questions. A separate section focuses on the use of "wish" in expressing desires and regrets about past, present and future situations. Learners are asked to identify the correct use of "wish", rewrite sentences using "wish", and choose the best continuation of sentences containing "wish".