单项选择题

What is the best title for this passage

A．How to Recognize and Define Problems.
B．Six Stages for Repairing Bicycles.
C．Stages of problem Analysis.
D．Analyzing a Problem by Yourself
<上一题 目录 下一题>
热门 试题

单项选择题
As used in the first paragraph, the phrase by trial and error means____________.
A．refer to others
B．by accident
C．consult teachers
D．through experiments
单项选择题
Furnell students usually have__________.
A．announcements to make in class
B．a lot of free time
C．a lot of work and not much time
D．perfect quiz scores
相关试题