单选题：For many people today, reading is no longer relaxation. To k

For many people today, reading is no longer relaxation. To keep up their work they must read letters, reports, trade publications, interoffice communications, not to mention newspapers and magazines: a neverending flood of words. In 67 a job or advancing in one, the ability to read and comprehend 68 can mean the difference between success and failure. Yet the unfortunate fact is that most of us are 69 readers. Most of usdevelop poor reading 70 at an early age, andnever get over them. The main deficiency 71 in the actual stuff of language itself—words. Taken individually, words have 72 meaning until they are strung together into phrases, sentences and paragraphs. 73, however, the untrained reader does not read groups of words. He laboriously reads one word at a time, often regressing to 74 words or passages. Regression, thetendency to look back over 75 you have just read, is a common bad habit in reading. Another habit which 76 down the speed of reading is vocalization—sounding each word either orally or mentally as 77 reads.
To overcome these bad habits, some reading clinics use a device called an 78, which moves a bar (or curtain) down the page at a predetermined speed. The bar is set at a slightly faster rate 79 the reader finds comfortable, in order to “stretch” him. The accelerator forces the reader to read fast, 80 word-by-word reading,regression and sub-vocalization, practically impossible. At first 81 is sacrificed for speed. But when you learn to read ideas and concepts, you will not only read faster, 82 your comprehension will improve.Many people have found 83 reading skilldrastically improved after some training. 84 Charlce Au, a business manager, for instance, his reading rate was a reasonably good 172 words a minute 85 the training, now it is an excellent 1,378 words a minute. He is delighted that how he can 86 more reading material in a short period of time.请在(67)处填上最佳答案. A．applying
B．doing
C．offering
D．getting