Question

ПОМОГИТЕ ПОЖАЛУЙСТА!!!!!
Fill in the relative pronoun or adverb. Put commas where necessary. Write D for defining and ND for non-defining.

1 Mr Stafford, whose son walked the length of the Amazon, is very proud. ND

2 Illiteracy ................... is a major world problem affects a person’s life on many levels.

3 Peru ........................ Ed set off from is in South America.

4 The reason ........................... they were furious was that foreigners were in their territory.

5 My mother ........................... is very concerned about the environment goes to many fundraising events.

6 Brazil .............................. is the world’s largest rainforest has the highest deforestation rate on

the planet.

7 The date .................................. many countries celebrate International Earth Day is 22 April.

8 I’d rather see the film ............................... your brother has recommended.

9 Volcano surfing .......................... is an extreme sport can be quite dangerous.

10 Jack is the boy ............................... brother is a news reporter.

11 Jerry is the student ............................ won the short story competition.

12 The reason ........................ she’s sad is because she lost her bag.

Answer 1

Блин, это сложно. Я хорошо знаю английский, но запятым много времени не уделял. Ладно, постараюсь. 
Я не уверен, но вроде запятые нужны в предложениях:
3, 4, 7, 8, 11