nancy it's happy to see you ,to.

nancy it's happy to see you ,to. Maybe it's Nancy's Nancy's,concert,it,at,play,going,the,to[.]连词成句 It's joyful to learn,and happy to work. It's a happy It`s enough to make her very happy中 to make her very happy是什么成分 it's not easy to forgettsomeehing that really happy： It's very happy for me to know it's important to be happy同义句It's important to be()() It's,enough to ( ) her ( ) A make,happily B makes,happy C make,happy 谁知道歌词中是Happy,It`s nice to be happy,Sha la la,everybody should be happy这首歌叫什么Happy,It`s nice to be happy,Sha la la,everybody should be happy这首歌的名字? Nancy isn't here.It's my fault,I forgot all about ___ herA.telephoningB.to telephone It's a happy family!/ It's a happy world Nancy isn't here.It's my mistake.I forgot all about____ her.A.telephoning B.to telephone C.to telephone to D.the telephone to It's happy to give happiness to the person you love. It's happy to see you again.为什么中间要加to?不加不行吗 A：Get up,Nancy.B：OK,Mum.What's the weather like today?A：It's sunny B：__!___go to the park