When we want to form a past tense verb we usually add d or ed to the end.
We add d to verbs that end in a vowel:
Like becomes liked.
we add ed to verbs that end in a consonant:
Walk becomes walked.
Simple isn't it? Well, it should be but it isn't because English has many irregular verbs which refuse to follow this rule!
Let's take a look at these hard-to-learn words. Some irregular verbs do not change. For example, cut (present simple), cut (past simple), cut (past participle). Other irregular verbs change totally e.g. ride (present simple), rode (past simple), ridden (past participle).
Read through these ten sentences paying particular attention to the context and decide which is the correct form of the verb to choose: