"What time do you wake up?" is a common way to ask someone about their waking time in Engpsh. The phrase comes from the verb "wake up," which means to stop sleeping and become conscious. Here are some example sentences and their translations in Chinese:
"What time do you usually wake up in the morning?" (通常早上你几点起床？)
"I usually wake up at 7 o'clock." (我通常7点起床。)
"Do you have trouble waking up early?" (你早上起床困难吗？)