Ex1

1. yes, they have  tidied their roomjust

2. it is ready made just 

3. sorry, i  have eaten it

4. yes, i have just checked her

5. yes, i have rung  before him

Ex2

1. i have not started it yet 

2. i have seen andrew just 

3. he has already done 

4. i have  not finished my plan yet

5. you have already began

6. we have already spent  

7.i have not done any real work yet

8. i have  realized just

9. i have  decided just

$#lam$

Ex1

1. yes, they have just tidied their room

2. it's ready just made 

3. sorry, i've eaten it

4. yes, i have just checked her

5. yes, i've rung him before

Ex2

1. i havan't started it yet 

2. i have just seen andrew

3. he has already done 

4. i haven't finished my plan yet

5. you have already begun 

6. we have already spent  

7.i haven't done any real work yet

8. i have just realized

9. i have just decided