Вопрос по английскому языку:

Раскройте скобки, употребляя глаголы Present Perfect, Past
Simple или Present Perfect Continuous.
1. This dog is dangerous. It (bite) several people, it (bite) the post-
man yesterday morning.
2 She's going to marry next month. She (choose) her wedding
dress yesterday, but she (not choose) any other clothes yet.
3. The police (catch) two of the escaped prisoners last night, but
they (not /catch) the third yet.
4 He borrowed $30 three months ago. He (pay) back half of it last
month, but he (not pay) back the other $15.
5. We (not /be) to a concert for a year. The last time we (go) to a
concert (be) a year ago.
6. We (begin) to learn English three years ago.
7 I (see) Tom in the street yesterday, but (not/speak) to him.
8 I (wear) this shirt for two days, but it isn't dirty yet, so I'm still
wearing it today.