Нужно дописать предложения вставляя местоимения: 'm, 'm not, 's, isn't, 're, are or aren't. сами предложения: 1) jack very goot at sport. 2) sadie at the bus stop with jack. 3) mark and annie . 4) they australian. 5) australian. kazakh. 6) mark and annie brother and sister.
2. is
3. aren't
4. are
5. I'm not, I'm
6. are