помогите решить

Одно
растение василька голубого производит
в среднем 1500 семян. Семена сохраняют
всхожесть до 10 лет. Определите запасы
семян этого сорняка в почве после 3 лет
засорения им посевов на одном поле со
средней численностью 3 растения на 1
м3.

Complete the letter.
Use: camp, sunny, outdoors, evenings, miss, sped
Dear Anton,
I haver't heard from yom for a long time. How are you? I'm at camp now. It's fun to be here. The weather is fine. It's ang hot. I spend a lot of time _____. We ride horses and walk in the fields. We hewe different sport competitions and outdoor gemes. We also make fires, pley the guitar and sing songs it the ______ .
I____ my perents and friends a little, dut I will be home in a week, Where do you ___ your summer nholideys?
Write back soon,
Best wishes,
Jane