Complex Sentence — Noun Clause

	Lesson 71 (p. 123)	The noun clause may be used as subject.
Exercises (Lesson 71: complex sentence—noun clause) Diagram the following:
1.	That* the earth is round has been proved. *“That was originally the neuter demonstrative pronoun, used to point to the fact stated in an independent sentence; as, It was good; he saw that. By an inversion of the order this became, He saw that (namely) it was good, and so passed into the form He saw that it was good, where that has been transferred to the accessory clause, and has become a mere sign of grammatical subordination.”—C. P. Mason.	Explanation.— The clause that the earth is round is used like a noun as the subject of has been proved. The conjunction that introduces the noun clause. This is a peculiar kind of complex sentence. Strictly speaking, there is here no principal clause, for the whole sentence cannot be called a clause, i.e., a part of a sentence. We may say that it is a complex sentence in which the whole sentence takes the place of a principal clause.
2. That the same word is used for the soul of man and for a glass of gin is singular. 3. “What have I done?” is asked by the knave and the thief.
4.	Who was the discoverer of America is not yet fully determined by historians.	Explanation.— The subject clause is here an indirect question. See Lesson 74.
5. When letters were first used is not certainly known. 6. “Where is Abel, thy brother?” smote the ears of the guilty Cain.
7.	When to quit business and enjoy their wealth is a problem never solved by some.	Explanation.— When to quit business and enjoy their wealth is an indirect question. When to quit business = When they are to quit business, or When they ought to quit business. Such constructions may be expanded into clauses, or they may be treated as phrases equivalent to clauses.
	Lesson 71 (p. 124)	The noun clause may be used as object complement.
8.	Galileo taught that the earth moves.	Explanation.— Here the clause introduced by that is used like a noun as the object complement of taught.
9. The Eskimo feels intuitively that bear’s grease and blubber are the dishes for his table. 10. The world will not anxiously inquire who you are. 11. It will ask of you, “What can you do?” 12. The peacock struts about, saying, “What a fine tail I have!” 13. He does not know which to choose. 14. No one can tell how or when or where he will die. 15. Philosophers are still debating whether the will has any control over the current of thought in our dreams.
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