单项选择题

A. The Ohio River B. The Mississippi RiverC. The Rio Gr……

______ forms a natural boundary between Mexico and the United States.

A. The Ohio River
B. The Mississippi River
C. The Rio Grande River

D. The Ruhr River

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热门试题

单项选择题Which of the following figures does NOT belong to The Lost Generation

A. Ezra Pound.

B. William Carlos Williams.
C. Robert Frost.
D. Theodore Dreiser.

单项选择题The Parliament of Canada consists of the Senate and

A. the House of Lords.
B. the House of Commons.
C. the Upper House.
D. the House of Representatives.

单项选择题Yellow Stone National Park is located in

A. the northern part of Wyoming.

B. the western part of Wyoming.
C. the southern part of Wyoming.

D. the eastern part of Wyoming.

单项选择题A(n) ______ is a phonetic unit or segment.

A. phone
B. phoneme
C. allophone

D. sound

单项选择题The word smog comes from smoke+fog . This is an example of ______ in morphology.

A. backformation

B. conversion
C. blending
D. acronym