Complete the following sentences using appropriate modal auxiliary verbs. Answers 1. They may have gone. 2. Yes, of course you can. 3. She could have… Continue reading
Auxiliary verbs exercise
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Sequence of tenses: when the main clause is in the present or future tense
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Sometimes the time expressed in the main clause is different from the time expressed in a subordinate clause. This can confuse ESL students because they… Continue reading
Reported speech exercise
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Complete the following sentences using appropriate direct or indirect speech forms. Answers 1. I didn’t ask him to do it. 2. The officer asked us… Continue reading
Tenses exercise
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Answer the following questions. Answers 1. I saw John yesterday. 2. Present perfect and present perfect continuous 3. Simple present tense 4. Present continuous tense… Continue reading
Preposition at, on and in
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The prepositions in, on and at are used to show place or position. Use in with large areas such as big cities, countries or continents.… Continue reading
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