TOEFL Practice Tests 1

Trình độ TOEFL - Bài 1

1. Upon hatching, ________.
(A) young ducks know how to swim
(B) swimming is known by young ducks
(C) the knowledge of swimming is in young ducks
(D) how to swim is known in young ducks
2. Some of the rainwater from clouds evaporates before ________.
(A) reaching the ground
(B) to reach the ground
(C) reach the ground
(D) the ground reaches
3. The truck ________ crashed into the back of a bus scattering glass everywhere.
(A) loading with empty bottles
(B) which loading with empty bottles
(C) it was loading with empty bottles
(D) loaded with empty bottles
4. ________ is entirely up to him.
(A) How he travels
(B) How traveling
(C) He travels
(D) How is he traveling
5. ________ he would have come to class.
(A) If Mike is able to finish his homework
(B) Would Mike be able to finish his homework
(C) If Mike could finish his homework
(D) If Mike had been able to finish his homework
6. All of the people at the AAME conference are ________.
(A) mathematic teachers
(B) mathematics teachers
(C) mathematics teacher
(D) mathematic's teachers
7. At an experimental agricultural station, many types of grass are grown ________ various conditions.
(A) under
(B) underneath
(C) below
(D) beneath
8. ________ techniques have been developed in recent years to diagnose (genetic diseases in the developing fetus.
(A) Several
(B) There are several
(C) They are several
(D) Several of
9. With new technology, cameras can take pictures of underwater valleys ________ color.
(A) within
(B) for
(C) in
(D) by
10. _______ are prepared from flour or meal derived from some form of grain.
(A) With bakery products
(B) While bakery products
(C) Bakery products
(D) They are bakery products
11. ________ a sizable geographic area, it constitutes a biome.
(A) That a group of plants and animals occupies
(B) A group of plants and animals occupying
(C) A group of plants and animals occupies
(D) When a group of plants and animals occupies
12.
Modern blimps like the famous Goodyear blimps ________ the first ones
in that they are filled with helium instead of hydrogen.
(A) differ from
(B) different from
(C) is different from
(D) different
13. Although the Ojibwa Indians fought frequently with the Sioux, they didn't have ________ with early white settlers.
(A) much contact
(B) lots contact
(C) many contact
(D) large contact
14. In a hot, sunny climate, man acclimatizes by eating less, drinking more liquids, wearing lighter clothing, and ________.
(A) skin changes that darken
(B) his skin may darken
(C) experiencing a darkening of the skin
(D) darkens his skin
15. Some forms of mollusks are extremely useful as food, especially the bivalves ________ oysters, clams, and scallops.
(A) such
(B) such as
(C) as
(D) so
16. It is now believed that some damage to tissues may result ________ them to frequent X-rays.
(A) the exposing
(B) from exposure
(C) from exposing
(D) expose
17. Rhododendrons would rather ________ in shady places, and so would azaleas.
(A) to grow
(B) growing
(C) grown
(D) grow
18. Recently, there have been several outbreaks of disease like legionnaire's syndrome, and doctors don't know ________.
(A) what is the cause
(B) the cause is what
(C) is what the cause
(D) what the cause is
19. American author John Updike, ________ spent his boyhood in Shillington, Pennsylvania.
(A) was the only child of a high school mathematics teacher
(B) whom the only child of a high school mathematics teacher
(C) the only child of a high school mathematics teacher
(D) he was the only child of a high school mathematics teacher
20. He entered a university________.
(A) when he had sixteen years
(B) when sixteen years were his age
(C) at the age of sixteen
(D) at age sixteen years old