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Incomplete Adverb Clauses






1. Small sailboats can easily capsize __________________ they are not handled carefully.

(A) but (B) which (C) if (D) so

2. _____________ they are tropical birds, parrots can live in temperate or even cold climates.

(A) Despite (B) Even though (C) Nevertheless (D) But

3. ____________ added to a liquid, antifreeze lowers the freezing temperature of that liquid.

(A) That (B) As is (C) It is (D) When

4. ____________ advertising is so widespread in the United States, it has had an enormous effect on American life.

(A) Why (B) The reason (C) On account of (D) Since

5. ___________towards shore, its shape is changed by its collision with the shallow sea bottom.

(A) During a wave rolls (B) As a wave rolls (C) A wave rolls (D) A wave's rolling

6. ________________people are increasingly linked over long distances by electronic communications, but many of them still prefer face-to-face encounters.

(A) Although (B) Despite (C) Today (D) The fact that

7. ____________________together in one place, they form a community.

(A) When people who live (C) Whenever people live

(B) When people living (D) Whenever living people

8. __________managed by an independent governor and board of directors, the Bank of Canada is owned by the Canadian government.

(A) And yet (B) In spite of it (C) Although (D) It is

 

9. _______ pieces of rope are of different thickness, the weaver's knot can be used to join them.

(A) Two of (B) What two (C) Two such (D) If two

10.______________________, the seeds of the Kentucky coffee plant are poisonous.

(A) Until they have been cooked (C) They have been cooked

(B) Cooking them (D) Cooked until

11. Natural silk is still highly prized __________________ similar artificial fabrics.

(A) although is available (C) in spite of the availability of

(B) despite there are available (D) even though an availability of

12. Cattle ranches are found almost _____________________ in Utah.

(A) wherever (B) everywhere (C) overall (D) somewhere

13. __________ through a prism, a beam of white light breaks into all the colors of the rainbow. (A) When shines (B) It shines (C) It is shone (D) When shone

14.__________ most people think of freezing as a relatively modern method of food preservation, it is actually one of the oldest.

(A) Even (B) As though (C) However (D) Even though

15. ____________ large bodies of water never freeze solid is that the sheet of ice on the surface protects the water below it from the cold air.

(A) Because (B) Why do (C) The reason that (D) For the reason

16. __________________ granted by the Patent Office, it becomes the inventor's property and he or she can keep it, sell it, or license it to someone else.

(A) Once a patent is (B) When a patent (C) A patent, once (D) A patent, whenever it

17. Owls can hunt in total darkness ______________ their remarkably keen sense of smell.

(A) since (B) because of (C) the result (D) that

18.____________ most bamboo blooms every year, there are some species that flower only two or three times a century.

(A) Whenever (B) That (C) While (D) However


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