为提高圆柱面刻线精度，工件找正时主要找正（）与分度头主轴同轴度。

Rudi Matt lived in a small village in the Swiss Alps in 1865. What he wanted most in the world was to climb   31  highest peak (山峰) in the Alps.   32  mother and his uncle, Franz, a mountain guide, wanted him to stop   33  and start working in a hotel. Rudi would not  34  his dream and secretly got in touch with an English mountain climber   35 was planning to climb the highest peak.
Franz was very angry when he found out   36  Rudi had done, but he finally agreed to let Rudi go if he went climbing, too. Franz also didn’t want to see Emil Saxo, a guide from another village, got to the top   37   him.
Rudi turned out to be a very good climber,  38   as they got close to the top, the Englishman got sick and couldn’t go on farther. Franz   39  behind to take care of him, but Saxo continued, wishing to be the   40  to the top. Rudi went after Saxo, hoping to   41  him to the top. When they met, Saxo fought with Rudi and fell down by accident. Saxo was   42  and hurt. Rudi must decide whether to carry Saxo back down to safety or to continue alone to the top.
He thought Saxo’s life was more   43  than his dream and helped him down. During that time, the Englishman and Franz continued the climb, and finally   44 reached the top. Later, the villagers   45  knew Rudi was the real conqueror (征服者) of the mountain.

小题1:	A．the B．a C．an D．/

小题2:	A．Rudi B．The Rudi’s C．Rudis’ D．Rudi’s

小题3:	A．climbing B．climb C．to climb D．climbed

小题4:	A．try out B．give up C．go over D．work out

小题5:	A．what B．which C．whom D．who

小题6:	A．which B．what C．that D．where

小题7:	A．after B．behind C．before D．over

小题8:	A．but B．so C．or D．for

小题9:	A．walked B．rested C．stayed D．watched

小题10:

A．first B．second C．third D．last

小题11:

A．take B．beat C．push D．help

小题12:

A．helpful B．helping C．helps D．helpless

小题13:

A．popular B．successful C．important D．interesting

小题14:

A．he B．they C．them D．him

小题15:

A．both B．none C．either D．all