下列有关化学用语表示正确的是（） A．乙炔的电子式： B．和是同一物质 C．对甲

On a trip to California，my family stopped for lunch.As we walked toward the entrance to the restaurant，a man，with a____beard and dirty hair，jumped up from a bench outside the restaurant and opened the door for us.Regardless of his____，he greeted us in a friendly way.
Once inside，my daughters whispered，“Mom，he ____.”After we ordered our lunch，I explained，telling the kids to look___the dirt.We then watched other customers approach the restaurant but many____him.Seeing this rudeness truly upset me.The day I became a mother，I had determined to set a good____to my children.Yet sometimes when things didn’t go right，being a good example was ____.When our meal arrived，I realized I had left the car­sick pills in the truck.With the windiest trip ahead，the kids needed them，so I____myself from the meal and went to get them.
Just then，the “doorman” was opening the door for a couple.They rushed past him without even acknowledging his____.Letting them in first，I said a loud “thank you” to him as I____.
When I returned，we talked a bit.He said he was not allowed inside____he purchased food.I went back and told my family his____.Then I asked our waitress to add one soup and sandwich.The kids looked____as we had already eaten，but when I said the order was for the “doorman”，they smiled.When it was time to____  our trip，I found the “doorman” enjoying his meal.Upon seeing me，he stood up and thanked me heartily.He then____ out his hand for a handshake and I gratefully accepted.I suddenly____the tears in his eyes—tears of gratitude (感激)．What happened next drew great astonishment：I gave the “doorman” a____.He pulled away，with tears____down his face.
Back in truck，I fell into deep thought.While we can’t choose many things in life，we can choose when to show gratitude.I said thanks to a man who had____held open a door for me，and also said thanks for that ___ to teach my children by example.

小题1:	A．clean B．messy C．pretty 　 D．bright

小题2:	A．service B．appearance C．state D．attitude

小题3:	A．smokes　 B．smiles C．sighs　 D．smells

小题4:	A．beyond　 B．over C．around　 D．into

小题5:	A．hated　 B．ignored C．missed　 D．refused

小题6:	A．target　 B．rule C．record　 D．example

小题7:	A．stressful　 B．accessible C．awkward D．tough

小题8:	A．excused B．refreshed C．prevented　 D．forgave

小题9:	A．company B．presence C．challenge　 D．attack

小题10:

A．quitted 　 B．marched C．exited　 D．approached

小题11:

A．before　 B．unless C．though　 D．since

小题12:

A．story　 B．deed C．desire　 D．demand

小题13:

A．concerned　 B．excited C．puzzled D．bored

小题14:

A．make　 B．start C．take D．continue

小题15:．

A．reached	B．washed
C．raised	D．waved

小题16:

A．watched B．inspected C．witnessed　 D．noticed

小题17:

A．hug B．nod C．lift　 D．strike

小题18:

A．slipping　　 B．rolling C．rushing　 D．breaking

小题19:

A．firmly 　 B．constantly C．simply　　 D．politely

小题20:

A．journey B．wisdom C．opportunity　 D．community