2. You / send an email now
**Are you sending an email now?**
3. Your friend / text you now
**Is your friend texting you now?**
4. Your friends / do their homework now
**Are your friends doing their homework now?**
5. What / you / wear now
**What are you wearing now?**
**Explanation:**
This exercise is about forming questions in the present continuous tense. The structure is:
(Wh-word) + be (am, is, are) + subject + verb-ing + (other words)?
* The verb "to be" (am, is, are) must agree with the subject.
* Add "-ing" to the main verb.