.The activities of the international marketing researcher are frequently much broader than____.
A. the domestic marketer has B. the domestic marketer does
C. those of the domestic marketer D. that which has the domestic marketer
答案: C
The lenses in an optical microscope bend the light passing through a specimen to form an image of that specimen that is much larger ____ actually viewed.
A. than it B. than the one C. one than D. than one which
答案: B
(2) 省略性：结构中相同的谓语可以省略，尤其是be动词常省。
(3) 倒裝性：比较结构中，than后可以倒装，也可以不倒装。考试时主要考倒装的形式。
形容詞最高級的省略結構
the + adj.最高级 + 单数n. + of + 复数n.
该结构中单数名词必须省略，变为：the + adj最高级 + of + 复数n.
e.g. the most elaborate of all bird nests/ the most difficult of all gases to liquefy/ the tallest of the wading birds
The crane is ____ of the wading birds.
A. the tallest B. the tallest that is C. which is the tallest D. which the tallest is
答案: A
Not until linoleum was invented in 1860____ hard-wearing, easy-to-clean flooring.
A any house did have B. did any house have C. house had any D. any house had
答案：B
Not until 1949____ Canada’s tenth province.
A. became Newfoundland B. did Newfoundland become C. Newfoundland did become D. Newfoundland became
答案： B
2.only +状语 位于句首，引起倒装。只是only不倒裝。
only +状语从句 (only when+句子)
only + 介词prep. +n (only in recent years)
only + adv. ( only recently)
eg: 讲P1-2
Only recently_____ possible to separate the components of fragrant substances and to determine their chemical composition.
A. it becomes B. having become C. has it become D. which becomes
答案：C
3. 形容詞短语/分词短语位于句首，作表語引起倒装。
adj. + prep. +n.+系V.+主语： Typical of + n.， Characteristic of + n.
分词+prep. +n.+系V.+主语：Coinciding with + n.
Coinciding with the development of jazz in New Orleans in the 1920’s____ in blues music.
A. was one of the greatest periods B. one of the greatest periods C. was of the greatest periods D. the greatest periods.
答案：A