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单项选择题

The Americans declared their independence in _____ on July 4th, 1776.

A.Washington D.C.
B.New York
C.Philadelphia
D.Boston
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热门试题

单项选择题In analyzing a problem we should do all the following except_____.

A.recognize and define the problem
B.look for information to make the problem clearer
C.have suggestions for a possible solution
D.find a solution by trial or mistake

单项选择题By referring to Sam' s broken bicycle, the author intends to_____.

A.illustrate the ways to repair his bicycle
B.discuss the problems of his bicycle
C.tell us how to solve a problem
D.show us how to analyses a problem