1
00:00:11,500 --> 00:00:14,000
I could talk on the phone.

2
00:00:14,000 --> 00:00:25,609
I couldn't talk on the phone.

3
00:00:25,609 --> 00:00:35,820
You could send texts.

4
00:00:35,820 --> 00:00:47,500
You couldn't send texts.

5
00:00:47,500 --> 00:00:58,340
He could send emails.

6
00:00:58,340 --> 00:01:09,439
He couldn't send emails.

7
00:01:09,439 --> 00:01:20,859
We could use the Internet.

8
00:01:20,859 --> 00:01:31,650
We couldn't use the Internet.

9
00:01:31,650 --> 00:01:42,560
I could write letters.

10
00:01:42,560 --> 00:01:53,980
I couldn't write letters.

11
00:01:53,980 --> 00:02:04,840
She could send a postcard.

12
00:02:04,840 --> 00:02:24,090
She couldn't send a postcard.

13
00:02:24,090 --> 00:02:26,689
They could talk to my friend.

14
00:02:26,689 --> 00:02:46,319
They couldn't talk to my friend.

15
00:02:46,319 --> 00:02:57,270
He could write a story.

16
00:02:57,270 --> 00:02:59,969
He couldn't write a story.

17
00:02:59,969 --> 00:03:11,340
I could record a video.

18
00:03:11,340 --> 00:03:22,300
I couldn't record a video.

19
00:03:22,300 --> 00:03:32,960
She could sing a song.

20
00:03:32,960 --> 00:03:44,129
She couldn't sing a song.