it is every oceanographer's dream start to the day.中的start是怎么回事,为什么不用starts?

It is important ____(read)English every day. It is very hot in this a____ every summer. It is very hot in our a_____ every summer E() more vegetables and fruit.It is good every day i think it is ()to take some exercise every day I take it because is rain every day. It is in every living thing什么意思 when____they___( celebrate)the festival every year?it is hard___(say) It is good_____（drink）lots of water every day. it is ___(need)to read English every moring it is my job __(clean)the rooms every day it is boring clean the rooms every day对吗 (breakfast / very / eat / important / it /to /is )every day. it is good for us (eat)an apple every day It is important for us ()(drink)water every day. Treat every day as it is the last Y( ) is my favorite milk.Ifrink it every day It is healthy ______ eat fruit every day.填介词.