Question

which phrase is similar in meaning to shimmering? singing with a high, sweet voice shining with a faint, flickering light surprising with a clear, lifelike image staring with a long, steady gaze

Explanation:

The word "shimmering" means shining with a faint, flickering light. For example, "the shimmering stars" or "the shimmering water in the moonlight".

Answer:

shining with a faint, flickering light