Webster’s Ninth New Collegiate Dictionary defines ______ as a class of grammatical forms used in speaking to or about a social superior.

Why do some Chinese learners of English speak English as if they were reading aloud a book?What can they do to avoid it?

天网恢恢，疏而不漏。

请稍候。我看一下他在不在。(电话用语)

How do you define proverbs? And how are proverbs related to culture?

趁热打铁。

plain as the nose on one’s face

pay a New Year call

What brings you here? (用敬语翻译)

Why do imperative and interrogative sentences appear frequently in English advertising?

What does psychological time orientation refer to?