Плиииз помогите с глаголами!!!


Open the brakets using Present simple, Present Continuous, Present Perfect, Past simple, Past Continuous:
1) People are killing our planet. Many species of bird and animals... (disappear)
2) All over the world national parks... (disappear)
3) What... you... (do) at this time yesterday?
4) Then I... (see) my friend standing nearby the shop.
5) It is a funny situation, but she... (look) very unhappy

1) People are killing our planet. Many species of bird and animals..have disappeared. (disappear)

2) All over the world national parks..are disappearing. (disappear)

3) What..were. you..doing. (do) at this time yesterday?

4) Then I..saw. (see) my friend standing nearby the shop.

5) It is a funny situation, but she..looks. (look) very unhappy