linly

2.当没有限制的成分时（暂且认为时间状语“没有限制能力”），不需要that/those

Nowhere in Prakta is the influence of modern European architecture more apparent than in its government buildings.

状语，没有限制性，不需要that/those

&如果时态不一致，则需补出助词。

The economy of Florida is more diversified than it was ten years ago。

但，此处出现OG唯一一处不符合规则的。

og251. The gyrfalcon, an Arctic bird of prey, has survived a close brush with extinction; its numbers are now five times greater than when the use of DDT was sharply restricted in the early 1970's. .

(A) extinction; its numbers are now five times greater than

(B) extinction; its numbers are now five times more than

(C) extinction, their numbers now fivefold what they were

答案是a

linly

D,Less/more likely to do than to do

St. John’s , Newfoundland, lies on the same latitude as Paris, France, but in spring St. John’s
                residents are less likely to be sitting at outdoor cafes than to be bracing themselves against arctic chills, shoveling snow, or seeking shelter from a raging northeast storm.

The investor who is uncertain about the future is
                more
                likely
                to
                put
                money
                into blue-chip stocks or treasury bills than (to put money) into gold.

According to a recent study, the elderly in the United States are four times more likely to
                give regular finacial aid to their children than to receive it from them.

The investor who is uncertain about the future is
                more
                likely
                to
                put
                money
                into blue-chip stocks or treasury bills than (“to put money”被省略了)
                into gold.

linly

E,全句对称结构，sb do xxx比sb do yyy（或xxx in B）更Xer

往往省略相同成分，不同成分则不省。

（具体一下牛句怎么特殊我也说不清楚，反正看起来就是不同，但，他们大气……囧）

The human growth hormone, made by the pituitary gland, is
                secreted
                in
                higher concentrations during
                sleep
                than（is secreted in concentration）
                during waking hours.

Two new studies indicate that many people become obese more because their bodies burn calories too slowly than
                because they eat too much.

Holland spends a larger percentage of its gross national product on defending its coasts from rising seas than the United States does on military defense.句子比较

For many travelers, charter vacations often turn out to cost considerably more
                than
                they
                originally
                seemed.

In Japan elderly people
                are
                treated
                with
                far
                greater
                respect
                than
                they
                are（treated） in most Western countries.

linly

F,著名结构：

than usual/everbefore/expected/ever/anticipated/ estimated

The report on the gross national product—the nation’s total production of goods and services—showed that second-quarter inflation was somewhat lower than previously estimated
                    and that the savings rate was slightly higher.

The financial crash of October 1987 demonstrated that the world’s capital markets
                are
                more closely integrated
                than
                    ever
                    before and that events in one part of the global village may be transmitted to the rest of the village—almost instantaneously.

linly

G,more than, less than 及其他

一.视同副词

Founded in 1983, the magazine
                has
                since
                    more
                    than
                    doubled its circulation and its advertising.

The number of undergraduate degrees in engineering awarded by colleges and universities in the United States
                more than doubled from 1978 to 1985.

Degler does more than merely summarize existing research; he constructs a coherent picture of two centuries of studies dealing with the changing roles of women.

A Labor Department study states that the number of women employed outside the home increased by more than thirty-five percent in the past decade and accounted for more than sixty-two percent of the total growth in the civilian work force.

Less detrimental than the effects of bacterial transformation are
                the
                effects of bacterial deterioration: spoilage of food, corrosion of metals, decay of wood, and other undesirable alternations of substances.

No less remarkable than
                the development of the compact disc has
                been
                the
                use of the new technology to revitalize, in better sound than was ever before possible, some of the classic recorded performances of the pre-LP era.

Even though the direct costs of malpractice disputes amounted to less than one percent of the $541 billion the nation spent on health care last year, doctors say fear of lawsuits plays a major role in health-care inflation.

With total sales of less than three hundred thousand dollars and fewer new subscribers than last year, the New England Theatre Company is in danger of losing its building.

linly

二.视同形容词

No less an authority than Walter Cronkite has reported that half of all Americans never read a book.

IRS provision 354-B requires that an S corporation with assets of greater
                than $200,000 send W-2 forms to its full-and part-time employees on or before Jan.31.

linly

三．插入语

The visiting pharmacologists concluded that the present amalgam of Chinese and Western medicine is probably as good as, or better than, any other system that might be devised for the patients treated at the Nan Kai hospital in Tian-jing.

The use of chemical pesticides in this country is as extensive as it was ten years ago, if not more so.

PS：According to surveys by the National Institute on Drug Abuse, about 20
                percent of young adults used
                cocaine in 1979, twice
                the
                number reported in the 1977 survey. 同位语

还有as……as, the more……the more, 就不说了，这里只说than.。