1.In the Mediterranean seaweed is so abundant and so easily harvested that it is never of great ________.

　　A) fare

　　B) payment

　　C) worth

　　D) expense

　　2.The writer was so ________ in her work that she didn’t notice him enter the room.

　　A) absorbed

　　B) abandoned

　　C) focused

　　D) centered

　　3.Actually, information technology can ________ the gap between the poor and the rich.

　　A) link

　　B) break

　　C) ally

　　D) bridge

　　4.Some research workers completely ________ all those facts as though they never existed.

　　A) ignore

　　B) leave

　　C) refuse

　　D) miss

　　5.Computer power now allows automatic searches of fingerprint files to match a print at a crime ________.

　　A) stage

　　B) scene

　　C) location

　　D) occasion

　　6.The most basic reason why dialects should be preserved is that language helps to ________ a culture.

　　A) retain

　　B) relate

　　C) remark

　　D) review

　　7.Companies are struggling to find the right ________ between supply and demand, but it is no easy task.

　　A) equation

　　B) formula

　　C) balance

　　D) pattern

　　8.Mass advertising helped to ________ the emphasis from the production of goods to their consumption.

　　A) vary

　　B) shift

　　C) lay

　　D) moderate