Complete the following sentences using appropriate simple present or present continuous form. Answers 1. Planting trees is a very good idea because trees produce oxygen.… Continue reading
Simple present or present continuous
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Expressing the reason
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We can use several different grammatical structures to show the reason for something. For example, we can express that idea using the coordinating conjunction for.… Continue reading
Incorrect verb forms
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ESL students often find it difficult to use the correct verb form when combining with another verb. In English, the auxiliaries has, have and had… Continue reading
Auxiliary verbs exercise
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Complete the following sentences using an appropriate auxiliary verb form. Answers 1. You have been riding non-stop for hours. You must be very tired. 2.… Continue reading
Showing contrast and cause
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If you repeat the same words and structures, your writing will become monotonous. Good writers always make a conscious effort to avoid repeating vocabulary within… Continue reading
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