填空题

It seems you always forget—your reading glasses when you are rushing to work, your coat when you are going to the cleaners, your credit card when you are shopping...
Such absent-mindedness may be (47) to you; now British and German scientists are developing memory glasses that record everything the (48) sees.
The glasses can play back memories later to help the wearer remember things they have forgotten such as where they left their keys. And the glasses also (49) the user to "label" items so that information can be used later on. The wearer could walk around an office or a factory identifying certain (50) by pointing at them. Objects indicated are then given a (51) label on a screen inside the glasses that the user then fills in.
It could be used in (52) plants by mechanics looking to identify machine parts or by electricians wiring a (53) device.
A spokesman for the project said: "A car mechanic for (54) could find at a glance where a part on a certain car model is so that it can be identified and repaired. For the motorist the system could (55) accident black spots or dangers on the road."
In other cases the glasses could be worn by people going on a guided tour, 56 points of interest or by people looking at panoramas where all the sites could be identified.

• [A] allow[I] use
• [B] instance[J] complicated
• [C] blank [K] white
• [D] industrial [L] annoying
• [E] frustrating [M] successful
• [F] items [N] articles
• [G] indicating [O] simple
• [H] highlight