(C) equivalent
(D) advantageous
6. It can be inferred from the passage that potash was more common thansoda in colonial North
America because
(A) the materials needed for making soda were not readily available
(B) making potash required less time than making soda
(C) potash was better than soda for making glass and soap
(D) the colonial glassworks found soda more difficult to use
7. According to paragraph 4, all of the following were needed for makingpotash EXCEPT
(A) wood
(B) fire
(C) sand
(D) water
8. The word adjunct in line 22 is closest in meaning to
(A) addition
(B) answer
(C) problem
(D) possibility
9. According to the passage , a major benefit of making potash was that
(A) it could be exported to Europe in exchange for other goods
(B) it helped finance the creation of farms
(C) it could be made with a variety of materials
(D) stimulated the development of new ways of glassmaking
10. According to paragraph 5, the softwoods in the South posed which of thefollowing problems
for southern settles?
(A) The softwoods were not very plentiful.
(B) The softwoods could not be used to build houses.
(C) The softwoods were not very marketable.
(D) The softwoods were not very useful for making potash.
PASSAGE 6 DBDBC ACABD

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标题：TOEFL写作|托福阅读真题汇总( 三 )