Level A Level B Level C TOEFL Incorrect word TOEFL reading comprehension Synonym TOEFL

Lesson 6 - TOEFL Structure

1) When ___in arctic regions, the Aleuts construct igloos as temporary winter shelters.






2) Most substances contract when they freeze so that the density of a substance’s solid is ___of its liquid.






3) The mechanism by which brain cells store memories is ___clearly understood.






4) Desert animals ___a means of retaining moisture in such a hot, dry climate if they are to survive.






5) ___state of Wyoming is also known as the “Equality State” because Wyoming women were the first in the nation to vote.






6) Fructose is a monosaccharide sugar that is much sweeter ___.






7) Ground plans and contour maps of the Earth ___from aerial photographs.






8) By the middle of the twentieth century, painters and sculptors in the United States had begun to exert ___over art.






9) . ___millions of galaxies exist in the vast space outside the Milky Way.






10) The extent of the harmful effect of locoweeds on animals depends on the soil ___the plants grow.







Grammar Easy Grammar Medium Grammar - Difficult
1->25 26->49 50->75 76->99 100->125 126->164
Ôn Tập Ngữ Pháp Phần 1 Ôn Tập Ngữ Pháp Phần 2