单词拼写

小题1:I’ve been collecting shells s_____ I was seven years old

小题2:The Peking University graduate first went there as a v_____________ on a one-year program.

小题3:Don’t you think that giving is better than r___________.

小题4:Lily has ever h_______ of the Beijing Speaks program.

小题5: We’ll play basketball a______ Class Three this afternoon. It will be an exciting match.

小题6:It’s i________ to ask the way without saying “Excuse me”.

小题7:She invited Bob to the party, but his friend Peter came i__________.

小题8:Eating, drinking or smoking is not a_________ in the library.

小题9:Last week our headmaster organized us to r________ the money for charity.

小题10:Life in the mountains was a new e___________ for her.

代偿性呼酸（）

A．pH7．30PaO250mmHg，PaCO280mmHg 

B．pH7．35PaO280mmHg，PaCO220mmHg 

C．pH7．25PaO265mmHg，PaCO230mmHg 

D．pH7．40PaO260mmHg，PaCO265mmHg 

E．pH7．38PaO250mmHg，PaCO240mmHg