语法与词汇Elementary schools in the United states provide formal education __________ arithmetic, science, social science, and communication skills that including reading, writing, spelling, and speaking.
语法与词汇Gourds were (introduced) to what is now the southwestern United States by (earliest) peoples (who) migrated north (from) Mesoamerica about 7000 years ago.
语法与词汇(Although some) details about the atmospheres of the other planets and (their) satellites (are known), but a complete description is available (only for) Earth’s atmosphere.
语法与词汇The production and sale of cosmetics in the U.S. was virtually unregulated--------the food, drug, and cosmetic art of 1938
语法与词汇In their designs the S. always sought ___ to a problem,.....
语法与词汇(Found) in large herds, usually (near water), the impala (is noted) for its graceful movement and its (able) to jump.
语法与词汇Not until the eighteenth century ____ the complex chemistry of metallurgy.
语法与词汇Soap operas, a type of television drama series, are so called because at first they were ---such as soap manufacturers.
语法与词汇____ 1810, water-powered textile manufacturing arrived in New Hampshire with the founding of a company in Manchester that manufactured cotton and wool.
语法与词汇The (influence of) gravity in (everyday) life is (so) pervasive that we often (take for) granted.
语法与词汇The modern automobile is a composed of more than 14,000 parts.
语法与词汇---- as taste is really a composite sense made up of both taste and smell.
语法与词汇Portland, ________. ,is located primarily on two hilly peninsulas overlooking Casco Bay and its many island.
语法与词汇(A) large amount of fat is normally deposited in the liver, (in which) it may (oxidized) (to release) energy.
语法与词汇Constituting one of the earliest engineering techniques, __________ in Paleolithic time was done in order to extend natural caves.
语法与词汇(Established) in 1948,the State University of New York is the (singly) (largest) University (system) in the United States.
语法与词汇In filmmaking, ___ the segments of a film are presented can be varied to creat drastically different dramatic effects.
语法与词汇-----was the most important economic activity in the US until about 1800.
语法与词汇____, Kilauea is one of the world’s most active volcanoes, having erupted dozens of times since 1952.
语法与词汇Virtually ____ species have biological clocks that regulate their metabolism over a 24-hour period.