Learning

Time indicated by modal auxiliary verbs

December 14, 2012

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 are also considered as modals. Unlike primary auxiliaries which have distinct forms to refer to the past, the modals do not have past forms. The modal auxiliary verbs usually refer [...]

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Using have

December 10, 2012

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 the past tense. Use have when the subject is a plural noun. Have is also used with the pronouns I, we, they and you. They have a nice apartment in [...]

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Passives: some special points

November 25, 2012

Some verbs can be followed by two objects. The objects usually refer to a person (indirect object) and a thing (direct object). The indirect object usually comes before the direct object. We can also put the indirect object after the direct object. In this case, we will use a preposition like to or for. Examples [...]

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Present perfect continuous tense

November 23, 2012

Form: has / have + been + ing form of the verb Affirmative Question Negative I have been working. Have I been working? I have not been working. He has been working. Has he been working? He has not been working. She has been working. Has she been working? She has not been working. They [...]

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