Question

put the sentences in order on the timeline. now, barry wonders about life on mars. as a child, barry wondered about the moon. barry will wonder about space as an old man, too!

Explanation:

The first sentence uses the present - tense verb "wonders", indicating the current time. The second sentence uses the past - tense verb "wondered", referring to Barry's childhood. The third sentence uses the future - tense "will wonder", indicating a future time (when he is an old man). So, we order them based on the time indicated by the verb tenses.

Answer:

1. As a child, Barry wondered about the moon.
2. Now, Barry wonders about life on Mars.
3. Barry will wonder about space as an old man, too!