Помогите с решением 2, 3 и 4 заданий.

2
1 is visited
2 be
3 had been
4 was being
5 is being

3 
1 the most talented
2 the most famous
3 better-better
4 more accurately
5 the tiniest
6 more-easier

4 
1 whichever
2 whatever
3 wherever
4 whenever