ESERCIZIO NUM: 461 - CATEGORIA: verbi > past-simple present-perfect present-continuous present-simple futuro infinito - DIFFICOLTA': *****
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Le seguenti istruzioni sull'uso dei verbi inglesi, sono TRUE o FALSE?(02):

8. In present perfect the action is past and the time is finished. -- 9. We need infinitive form to make questions and negative sentences in past simple. -- 10. It is incorrect to use do and does as auxiliary verbs in present simple. -- 11. Present simple for third person (he, she, it) uses infinitive form of the verb. -- 12. Future continuous tense uses ing form of the verb. -- 13. After will we must use infinitive form. -- 14. It is incorrect to use was and were as auxiliary verbs in past continuous tense.