The worksheet deals with forming the past simple affirmative and negative sentences by use of "+" and "-" signs. The learners are supposed to modify the verb by means of the third person "s" and/or a modal verb in corresponding tense. Some irregular ve ...
The worksheet deals with forming the past simple affirmative and negative sentences by use of "+" and "-" signs. The learners are supposed to modify the verb by means of the third person "s" and/or a modal verb in corresponding tense. Some irregular ve ...