Choose the correct form: 1) I (am, is) a student now. 2) We (is, are) all students now. 3) He (am, is) a student of mathematics.

1) I am a student now. 2) We are all students now. 3) He is a student of mathematics. 4) Is she a mathematician? 5) She was a student of this college. 6) He is not English. 7) They were in London at that time. 8) Was he in London too at that time?

Глагол \"to be\" в Present Simple  имеет три формы: am (для I), is (для he, she, it), are (для we, you, they). Past Simple глагола \"to be\" представлен двумя формами: was (для I, he, she, it) и were (для you, we, they).