制定标准成本重要意义是什么

The little boy entered the house，unhappy．His mother was making cakes in the kitchen．She smiled as she turned around, but       when she saw his face, “Tyler,      happened? Is everything okay?”
“Nothing is okay, Mom.” said the boy, “Today in our science lesson, Mrs Green was talking about the        ．She said that the whole world is getting dirtier and that many animals and plants are        ．She wants us to think of something we can do to help them．I thought all the way home．But there is nothing I can do to make a difference.”
“ Let me tell you a story,” the mother said after thinking for a while. “One morning a man was walking down a beach，there he saw        dying starfish covering the beach，they were pushed up by the waves and it was too far up for them to make their way back by themselves. The man shook his head as he walked along. ‘What a pity! So many starfish will die on the beach.’ The man felt very        for those starfish．He went on walking and just at that time he was         to find a boy in front who was throwing the starfish back into the sea as        as he could．‘How silly you are! My son,’ the man said, ‘there are so many starfish, can you throw all of them back?’ The boy didn’t stop but kept throwing. ‘Though I can’t help them all, I can help this one，and this one, and this one.’ said the boy. Thinking for a moment, the man        to help return the starfish to their home. He smiled and said to himself ‘Sometimes the biggest lesson in life comes from the        person.’”

小题1:	A．shouted B．stopped C．asked D．cried

小题2:	A．who B．what C．where D．when

小题3:	A．air B．land C．water D．environment

小题4:	A．dying B．death C．dead D．die

小题5:	A．two thousands B．thousands of C．thousand D．two thousands of

小题6:	A．happy B．angry C．sorry D．tired

小题7:	A．afraid B．surprised C．sad D．happy

小题8:	A．slow B．soon C．fast D．far

小题9:	A．began B．continued C．forgot D．remembered

小题10:

A．happiest B．smallest C．kindest D．smartest