One night，at 1130 p．m.，an older African American woman was standing on the side of an Alabama highway trying to endure a lashing rainstorm.Her car had broken 小题1:______and she desperately needed a ride.Soaking (湿透) wet，she 小题2:______(decide) to flag down the next car.A young white man stopped 小题3:_____(help) her—generally unheard of in those conflict­filled 1960s.The man took her to 小题4:_____(safe)，helped her get assistance and put her into a taxicab.She seemed to be in a big hurry，but wrote down his address，thanked 小题5:_______.

Seven days went by and 小题6:_____knock came on the man’s door. 小题7:_____his surprise，a giant console color TV was delivered to his home.A special note was attached.It read，“Thank you so much 小题8:________assisting me on the highway the other night.The rain drenched (湿透) not only my clothes小题9:_______ my spirits.Then you came along.Because of you，I was able to make it to my 小题10:_______(die) husband’s bedside just before he passed away.God bless you for helping me and unselfishly serving others.”

识别不知名生物可以查阅下列哪本书（　　）

A．生物学词典

B．物种起源

C．生物检索表

D．生物学专著