单项选择题______ is made up from the first letters of the name of an organization, such as CIA, PLO, MIT.
单项选择题Classified by different aims, there are at least 4 major types of test, among which ______ is to discover what the testee already knows about the target language.
单项选择题T.S. Eliot was an American - born British ______.
单项选择题______ is an international news agency founded in______.
单项选择题The word bird used to mean young bird ; today it means any kind of bird . This is called ______ in terms of semantic change.