Learners of English often have problems with conditional sentences. Firstly, the student has to know which conditional to use. He or she might then have difficulties with the construction of the sentence.
Here are all four of the conditionals forms in English, with examples and explanations of when and how to use them.
- Structure and usage of the zero conditional
- Structure and usage of the first conditional
- Structure and usage of the second conditional
- Structure and usage of the third conditional
See also: Stuart’s article Common mistakes in conditional sentences.