Edit with Acoustic Video, I use the version is X5.
Open the software, point "File" - "Open Project" to find your video selected point "Open". "Open. It will be automatically placed in the "video track", do not pay attention to it
Next add text. Point "T" (also known as the title), in the inside, choose one you think is appropriate, left click on it and do not let go Drag to the "title track T",
You can drag a few more
and then double-click on it,
Preview box will appear in this way,
Then Double-click against the English, you can write text, like this
You can also change the speed of the text projection, adjust the time of the text appears, so that the video playback with the text content with the content of the text
I hope it can help you