“The importance of morning reading” is not an effective central idea because it is expressed in a phrase.
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“Is it necessary to ban smart phones in class?” is not an effective central idea because it is too general.
A. 对
B. 错
“Wang Xizhi’s calligraphy is awesome.” is not an effective central idea because it uses figurative language “awesome”.
A. 对
B. 错
The sentence “Charles Baudelaire is a great poet.”conveys the main idea clearly and sharply.
A. 对
B. 错
The outline usually displays central idea, main points, supporting materials,etc.
A. 对
B. 错