СРОЧНО! ПОМОГИТЕ! ПОЖАЛУЙСТА!
Use the correct tense-forms of the verbs in brackets.
1.Whom you (to take) to dance this evening?
2.When we were leaving we (to ask) by the head-master to put our names in the guestbook.
3.Jack, the parrot (to disappear)!-That is funny. It (to be) here a moment ago when I (to try) to clean it with the vacuum cleaner.
4.When we arrived we (to learn) that the train (to leave).
5.Ask no questions and you (to tell) no lies.
6.I shall be busy if you (to come) late.