It's [d..] to believe that the sun is about one hundred and fifty million kilometres away.根据字母填充

1 Why didn't you go to mike's birthday party yesterday Well,I ( ) ,but I forgot it .A should B would C should have D must have.2 His conlusion ,( ) on careful research ,was acceptableA to base B to be based C basing D based3 Do you doubt ( ) I believ 英语翻译Frida's natural talent to express her feelings was on canvas.Her paintings expressed her deep emotions,portrayed in interesting ways.Frida's greatest paintings were believed to have been painted in her time of great depression.Many believ It's nice to bring some d＿＿? It's d( ) to play basketball in the street What's the time for?A.it's time to go to bed.B.it's eight.C.it's about lunch.D.they are sleeping It's time to It's up to It's up to It's time to it's hard to It`s better to It's nice to whose book is this?it's mike's.please______.A.give him it B.give it him.C.give it to him.D.give him to it --What’s it used for?--It’s used for________.--What’s it used for?--It’s used for________.A.cook B.seen C.cooked D.to cook It's too lave to go out,( ),it's going to rainotherwise B besides C however D therefore It's time ( ) to play games A.come B.to come C.go D.to go ______difficult _____him ______the project on time .A.it's ; to ; finish B.he is ; for; to finish C.it's; for; to finish D.that's ; to ; finish ____not right to copy____homework.( )A.That's;other's B.That's;others' C.It's;other's D.It's;others'