1. “What he (do) since he (arrive)?”
2. “Well, he (write) emails on the computer.”
3. “How many emails do you think he (write) so far?”
4. “I don’t know, but I’m sure he (write) a lot. He (write) for over an hour.
5. I wonder if he has a problem or something because he (write) emails yesterday, too.”
6. “You (see) him writing them yesterday?”
7. “No, but he (tell) me about that.”
8. “He (ask) you any help?”
9. “No, he (tell) me not to disturb him.
10. “I just wonder why he (write) emails for two days…”