铸铁按（）分主要有普通铸铁、合金铸铁。

thank,  how,  friend,  get,  come,  two, joke,  angry,  dinner,  child,  when ,  happy

 
April Fool’s Day is on April 1^st.  People can play    小题1: on others on the special day. If you succeed, you usually laugh and say, “April Fool!” The person who has been fooled by you laughs, too, and he will never be    小题2: with you.
Mother’s Day is on the    小题3: Sunday of May. It’s a day to    小题4: mothers. On that day mothers usually    小题5: flowers and cards from their kids. Father and    小题6: do the housework so that mothers can have a rest.
Thanks – giving Day is on the fourth Thursday in November. It’s a day   小题7: people give thanks for the good things in life. Usually families all get together and have a big    小题8:.
Christmas Day    小题9: on December 25^th. It’s the most important festival in a year. The beautiful things are seen everywhere. People exchange gifts, send Christmas cards and visit    小题10:.