объяснение к каждому написанному мною варианту ответа.

N1

Choose the right form to complete the sentences

Last year I bought six (pairs / pieces) of beautiful Christmas socks.

(This /These) trousers (is /are) too short for me.

Please (say / tell) the truth, I want to know everything.

Are you proud (to / of / about) your school?

Never talk (into / over / back) to me again!

If you (come / will come) tomorrow, you (see / will see) Jane.

Our classes are (of / back / over). We can go home.

It (happen / happened) two years ago.

N2

Put the verbs in brackets in the Past Simple or in the Present Perfect.

1.She (change) ______ a lot since she left school.
2. I (see) ______ this film and I don’t want to see it again.
3. Jazz (originate) ______ in the United States around 1900.
4. Tom Hanks (win) ______ an Oscar several times already.
5. Long ago, they (build) ______ most houses out of wood.
6. Scientists still (not/find) ______ a cure for cancer.
7. Sean (eat, never) ______ Chinese food before.
8. In my first job, I (be) ______ responsible for marketing.
9. The last job I (apply) ______ for required applicants to speak some Japanese.
10. The first modern Olympics (take) ______ place in Athens more than a hundred years ago.
11. I am writing in connection with the advertisement which (appear) ______ in December.