Everyone knows that there is no water on Mars.
The trip to Mars is projected by NASA to take about 11 months.
It’s ridiculous to think about flying to Mars.
b. Erica likes to play tennis, hike, and to play guitar.
c. Erica likes jogging, hiking, and reading.
d. Erica likes to sing, to dance, and play the guitar.
Answer:The past tense of turn off is turned off.
Explanation:
The past tense of 'turn off' is 'turned off'.
The past tense of 'turn off' is 'turned off'.
For example, in a sentence: Yesterday, I turned off the lights before leaving the room.
It is important to remember that in English, regular verbs typically form their past tense by adding '-ed' to the base form of the verb. In this case, 'turn off' is a separable phrasal verb and the past tense is formed by adding '-ed' to the main verb 'turn'.