Используйте PRESENT PERFECT TENSE или PRESENT PERFECT CONTINIOUS
1. The children are playing basketball right now.
They...(play) for almost two hours.
2. The telephone...(ring) four times in the last hour, and ech time it has been for my roommate.
3. The telephone...(ring) for almost a minute.
4. It ...(rain) all day.
5. We ...(have) three accidents so far this wonder how many more we will have if you keep using the tools carelessly.
6. We ...(live) here since last June.
7. My little son is dirty from head to foot because he ...(play) in the mud.