重写句子：Alanpassedthetest.Alanhadstudiedhard.Alanhadunderstoodthematerial.(complexsentence)

Ifyou_______inbehavinginthiswayyouwillbringyourselfnothingbuttrouble.

写信( 40 points)

Write a letter according to the following situation: the Wenchuan earthquake has made this winter extremely difficult for the victims. Write to tell your friend Smith that you are raising money to buy 200 pieces of cotton-padded clothing and some other necessities for the earthquake victims. Ask him to join the charity and show your appreciations for his help.Don’ t forget to tell him your phone number555-5555for further discussion. Please sign your name as Li Ping. (150-200 words)

重写句子：We lived in a small town when I was a small child. We moved to Shanghai later. My father landed a better job there.(compound-complex sentence)

重写句子：Hockey is a sport which is popular in many countries around the world.(simple sentence)