选项

A

B

C

D

物质

CaCl₂

     H₂O₂

     AlCl₃

    NH₄Cl

所含化学键类型

离子键、共价键

    共价键

   离子键

离子键、共价键

所属化合物类型

离子化合物

  共价化合物

  离子化合物

  共价化合物

name: Michael Swaine

job:____ of a college in San Francisco

his ____ work

time: the 15th of ____,for almost 15 years

act: make and mend(缝补) clothes for poor or homeless people for free

his gains(收获) from the acts

u He has made more friends.

u He now understands ____ things.

u He now lives a more meaningful life.

the influences of his acts

u People are encouraged by his caring spirit.

u People's smiles show the ____ brought by his small acts of    kindness.

u People can learn from the example of taking part, being a citizen, acting outside of what is normal and doing something good with their own talents.