curriculum/challenges/english/blocks/learn-present-perfect-while-talking-about-accessibility/671b9c3400ab12526ccc27e4.md
Listen to the audio and complete the sentence below.
James, have you heard about the BLANK issue on our BLANK?
closed captioning
This phrase of two words refers to text displayed on a video screen to provide additional or interpretive information for viewers.
video platform
These two words together mean a digital service or website where videos are shared or streamed.
Closed captioning means the text version of spoken words and other sounds in a video, used to aid viewers who are deaf or hard of hearing. For example:
The closed captioning needs to be accurate for better accessibility. - This shows how subtitles help viewers understand video content clearly.
Video platform refers to an online service or application that hosts videos. For example:
Our video platform allows users to upload and share their videos easily. - This describes a service where users can manage and view videos.
{
"setup": {
"background": "interview-room3.png",
"characters": [
{
"character": "Alice",
"position": {
"x": 50,
"y": 0,
"z": 1.4
},
"opacity": 0
}
],
"audio": {
"filename": "B1_4-2.mp3",
"startTime": 1,
"startTimestamp": 0,
"finishTimestamp": 4.0
}
},
"commands": [
{
"character": "Alice",
"opacity": 1,
"startTime": 0
},
{
"character": "Alice",
"startTime": 1,
"finishTime": 5.0,
"dialogue": {
"text": "James, have you heard about the closed captioning issue on our video platform?",
"align": "center"
}
},
{
"character": "Alice",
"opacity": 0,
"startTime": 5.5
}
]
}