Obligation of english (TOEFL)

-Anthropologist assert that many of the early native Americans who lived on the plains did not engage in planting crops but to hunt, living primarly on buffalo meat
One clause. Main verb : ASSERT
-The differential attractions of the sun and the moon have a direct effect in the rising and falling of the tides
ONE CALUSE. Main verb : 1.HAVE
-Both men and women have often achieved their carrier ambitions by midlife, many people are afflicted by at least a temporary period of dissatisfaction and depression
TWO CALUSE. MAIN VERB: 1.HAVE 2.AFFLICTED
-With special enzyms that are call restriction enzymes, it is possible tosplit off segments of DNA from the donor organism
ONE CALUSE. MAIN VERB : 1.POSSIBLE
-Because of the movement of a glacier. The form of the Great lakes was very slow
ONE CALUSE. MAIN VERB: 1.WAS
-Small specimen of the embrtonic fluid is removerd from a fetus, it will be possible to determine whether the baby will be born with birth defects
ONE CALUSE. MAIN VERB : 1.REMOVED
-The generate income, magazine publishers must decide whether to increase the subscription price or
ONE CALUSE. MAIN VERB: 1.MUST
-If it receives enough rain at the proper time, hay will grow quickly as grass
TWO CALUSE. MAIN VERB: 1.RECEIVES
-Psychology today is interesting, informative, and it easy to read
ONE CALUSE. MAIN VERB:1.IS
-Before she died Andrew jackson’s daughter, who lives in the family mansion, used to take tourist through her home
FOUR CLAUSE. MAIN VERB:1.DIED 2.LIVES 3.USED 4.THROUGH
-If itS more humid in the desert of the southwest, the hot temperature would be unbearable
TWO CLAUSE. MAIN VERB : 1.WOULD
-Java man, who lived before the first Ice Age, is the first man like animal
THREE CLAUSE. MAIN VERB: 1. LIVED
-It is essential that the temperature is not elevated to a point where the substance formed to a point where the substance formed may become unstable and decompose into its constituent elements
ONE CLAUSE. MAIN VERB: 1.ELEVATED
-Jhon Philip Sousa, who many people consider the greatest composer of marches, wrote his music during the area known as the gray 90s.
TWO CLAUSE. MAIN VERB: 1. CONSIDER 2.WROTE
-For the investor who money, silver or bonds are good options.
TWO CLAUSE. MAIN VERB:1.ARE
-Althought it can be derivered from oil,coal, and tar kerosene is usually produced by refine it from petroleum
TWO CLAUSE. MAIN VERB:1. DERIVED 2.PRODUCED
-Aeronomy is the study of the Earth’s upper atmosphere, which includes their a composition,temperature, density and chemical reactions.
TWO CLAUSE. MAIN VERB: 1.IS 2.INCLUDES
-The purpose of the United Nations, broad speaking, is to maintain peace and security and to encourage respect for human rights.
TWO CLAUSE. MAIN VERBS: 1.IS
-Of all the cereals, rice is the one food for more people than any of the other grain crops
TWO CLAUSE. MAIN VERBS: 1.IS
-Although congressional representatives and senators may serve an unlimited number of term, the president is limited to two
TWO CLAUSE. MAIN VERB: 1.MAY SERVE 2.IS