Jawaban:

26.One of the earliest plants domesticated in the Western Hemisphere, manioc was introduced to Europe by Spaniards returning from the New World.

A.plants domesticated

B.was introduced

C.by

D.returning from

27.Besides the age of nine and fifteen, almost all young people undergo a rapid series of physiological changes.

A.Besides

B.almost

C.young

D.rapid

28.The frequency of meteors in the Earth’ s atmosphere increases when the Earth passes through a swarm of particle generated by the breakup of a comet.

A.The

B.increases

C.passes

D.generated

29.Ponds are noted for their rich and varied types of plant and animal life, all maintain in a delicate ecological balance.

A.are

B.rich

C.varied types

D.all

30.In the 1920’ s cinema became an important art form and one of the ten largest industry in the United States.

A.In

B.became

C.one

D.industry

31.To improvise effectively, a musician must thorough understand the conventions of a given musical style.

A.To improvise

B.thorough

C.of

D.given

32.During the Jurassic period plant life was abundance, providing herbivores in particular with a plentiful supply of food.

A.abundance

B.in particular

C.plentiful

D.food

33.Some maple trees are raised for their sap, which has a high sugar content for yields sugar and syrup.

A.Some

B.are raised

C.which

D.for

34.Long before boats became important in recreation, they were valuable to people for many essential tasks, included transportation and fishing.

A.Long before

B.valuable

C.included

D.and

35.Asteroids may be fragments of a planet shattered long ago or from material the nuclei of old comets.

A.fragments

B.shattered

C.long ago

D.from material

36.The first Native Americans to occupy what is now the southwestern United States were the Big-Game Hunters, which appeared about 10,000 B.C.

A.to occupy

B.what is

C.were

D.which

37.Some hangars, buildings used to hold large aircraft, are very tall that rain occasionally falls from clouds that form along the ceilings.

A.Some

B.very

C.from

D.along

38.Most sand dunes are always in motion as wind pushes sand upward one side of each dune, over the top, and down the other side.

A.motion

B.upward

C.and

D.the other

39.Farms of maize, beans, and tobacco, the Wendat, Native American tribes that inhabited present-day Michigan, lived a sedentary life in densely populated villages.

A.Farms

B.inhabited

C.life

D.densely populated

40.Recently scientists have apply new tools of biochemistry and molecular biology to investigate the structure of human hair.

A.apply

B.and

C.to investigate

D.hair

Penjelasan:

26. Bentuk yang benar adalah Verb-2 karena terjadi di masa lampau.

27. Kata yang benar bukan besides, namun between.

28. Jawaban yang benar adalah a swarm of particles, namun tidak ada pilihannya.

29. Jawaban yang benar adalah Various Types, karena ada bermacam macam jenis.

30. Jawaban yang benar adalah kata benda bentuk jamak.

31. Jawaban yang benar adalah kata keterangan (Adverb) untuk menjelaskan kata kerja.

32. Jawaban yang benar adalah kata keterangan (Adverb) untuk menjelaskan kata kerja.

33. Kata some tidak diperlukan dalam kalimat tersebut.

34. Kata yang dibutuhkan berbentuk gerund.

35. Kata benda yang dibutuhkan dalam bentuk jamak.

36. Kata kerja yang dibutuhkan adalah bentuk kata kerja ke-2 karena terjadi di masa lampau.

37. Kata some tidak diperlukan dalam kalimat tersebut.

38. Kata yang dibutuhkan sebagai tambahan adalah preposisi on.

39. Kata yang dibutuhkan adalah petani, karena menjelaskan orangnya.

40. Kalimat mengikuti aturan Present Perfect Tense:

(+) Subject + Have/Has + Verb-3

Semoga membantu ya.