The words will, would, shall, should, can, could, may, might, must and ought to are called modal auxiliary verbs. Sometimes the verbs dare and need… Continue reading
Time indicated by modal auxiliary verbs
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Sequence of tenses: when the main clause is in the past 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
Changing a sentence into the passive voice when the active verb is in the simple future tense
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We make simple future tense forms by putting will / shall before the base form (infinitive) of the verb. I will finish the job tomorrow.… Continue reading
Changing a sentence into the passive when the active verb is in the past perfect tense
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The past perfect tense form is made by putting had before the past participle form of the verb. Study the following sentences. She had finished… Continue reading
Using have
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The verb have has three forms: has, have and had. The forms has and have are used in the present tense. Had is used in… Continue reading
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