Complete the sentences. Use the verbs in brackets either in present perfect continuous.
1. You look very tired. (you drive) for a long time?
2. Mike has a nice tan. He (cycle) everywhere for the last two months.
3. She's just got her driving licence. She (not drive) for very long.
4. Why are the police looking for him? (he sell) stolen cars?
5. The traffic in this town is impossible. We (sit) in a traffic jam all morning.