correct tense in english grammar

4:17

19:40

1:39

7:57

7:56

7:56

16:45

13:29

5:42

12:58

14:15

12:41

14:34

12:55

9:13

7:05

7:06

3:23

7:06

8:14

7:16

6:02

6:29

2:01

2:01

2:01

2:01

2:01

2:01

11:14

13:42

21:21

3:23

4:37

21:21

16:39

11:06

6:02

13:30

5:24