.

A 

Buy

  .Past tense:  I bought a new dress last week 

. Future tense:  I will buy a new pair of shoes tomorrow

visit

 . Past  tense: I visited my grandmother yesterday 

.Future tense: I will visit my aunt tonight 

watch 

.Past tense: I watched TV yesterday 

.Future tense: I  will watch my favourite show tonight

go

.Past tense: I went to park last month 

.Future tense: I  will go to park next month 

B

. 1Reza will visit a wildlife museum

.2Reza will go to the zoo

. 3Reza will enjoy nature

. 4Reza will learn more about endangered animals

C

Yes - Yes - Yes - Yes

D

are going to go - are going to go  - are going to leave -  are going  to stay - are going to go  - are going to talk  - is going to talk  - are going to write - are going to read 

E

 1No they aren't. They are going to go to a park out of the city 

.2No, she isn't.  students are going to read the reports

.  3No I'm  not going to visit a museum this weekend