Although the Carbon 14 method of dating old objects is not foolproof , it is the best method available at present
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In literature, caricatures讽刺画 usually contain verbal exaggeration through which the writer achieves comic and often satiric 讽刺effects.
Ella Grasso, elected governor of Connecticut in 1974, supported the enactment (given, granted) of a freedom-of-information law.
Cream of tartar 酒石 , a weak acid, can be added to egg whites to help them foam泡沫 when they are beaten
People who do not sleep enough tend to become irritable .
The controls of most modern airplanes can be operated either manually or automatically.