好发于口腔前部黏膜、颊黏膜出现数个或数十个米粒大小的疱疹,疱疹周围皮肤发红,应诊断为
A
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In1950,oneoftheleadingAmericanwriters()wasawardedtheNobelPrizefortheanti-racistIntruderintheDust.
Youngerchildrenarecurious________howthingswork,andmanyofthemwanttotakeaparteverythingwithintheirreach.
Johnsonwas________unknownbeforerunningforthepresidency.