政治法律环境是计划工作中（）。
A．不可控前提条件
B．外部前提条件
C．内部前提条件
D．可控前提条件
参考答案：A, B
Studies show that people with high self-esteem are less likely to be depressed anxious or lonely than ___________ with low self-esteem.
A．that
B．these
C．those
D．ones
John is ______ Year 8 ______ Woodland School.
A．in; on
B．at; in
C．at; at
D．in; at
