第一节 完形填空 (共10小题；每小题2分，满分20分)
阅读下面短文，掌握其大意，然后从21～30题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
A robot called “Tiro” acts as master of ceremonies at a wedding for Seok Gyeong--Jae，one of the engineers who designed it，and his bride in Daejeon，130 kilometers south of Seoul．
“This is Tiro，master of ceremonies for today’s wedding，” the 21 --featuring a cone--shaped body, two arms and a dark--glassed 22 with eyes and a mouth of flashing lights---said in front of smiling guests．In a male voice，the robot 23 the couple to the crowd，let the couple bow to them and performed its 24___ duties．Manufacturer Hanool Robotics claims it is the first 25 in the world a robot has been 26 as master of ceremonies at a wedding．
After its marital（婚姻的）duties，Tiro---whose 27 was put at some 215，000 dollars---would be upgraded to perform various 28 functions，according to Hanool officials．Small other robots were also at the ceremony to 29 guests or give performances．
South Korean robots have also been given harder tasks to tackle. Last month it was 30 that a robot dubbed OFRO would be arranged as a school security guard in what was also claimed as a world first．
21．A．master B．designer C．engineer D．robot
22．A．forehead B．mind C．face D．form
23．A．introduced B．told C．pushed D．1ed
24．A．prepared B．arranged C．planned D．programmed
25．A．day B．time C．moment D．stage
26．A．used B．known C．considered D．created
27．A．wealth B．cost C．value D．charge
28．A．modem B．special C．old D．other
29．A．enjoy B．guide C．observe D．visit
30．A．reported B．believed C．suggested D．thought
