请用以下句式造句（每个各两句） 1.have/has got 2.watch sb do sth

1 I have got a new friends.
she has got a new pair of pants.
2 He watched his mother cook for about half an hour.
My mother watched the little boy cross the street.
3 it is getting more and more colder.
She grows more and more beautiful.
4 I like traveling around the world.
Can you go around the world by bike?