Exactly
Protection
Impossible
Wonderful
Ecological
"Alec says the railway...", потому что tell - это рассказывать о чём-то, а say - это сказать что-то. Тут, очевидно, Алек хотел просто сказать какой-то факт о железной дороге.
<span>At last the winter holidays came! I was very happy! I didn't have to get up early in the morning and run to school. I could stay in the bed till midday. But I didn't want to sleep. There were a lot of things to do.</span>