Ответ:

1.
1 d
2 b
3 a
4 c
5 c
6 f

2
1 discovered
2 the periodic table of elements
3 observations
4 explorer
5 invented
6  a light bulb

3
1 This cheese is made in Italy
2 The fence was painted last week
3 The washing mashine is fixed by my dad
4 The presents were given to her yesterday
5 The emails are written by best friends
6 The TV is watched by my granny