What does the author suggest working women with families do
Attend cooking lessons with your family
B. Prepare simple meals for your family before a trip
C. Encourage your family to have fun while you are away
D. Help your family to learn to prepare food for themselves
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负强化是指()。
A. 呈现一个刺激以增加一个反应发生概率的程序
B. 呈现一个刺激以降低一个反应发生概率的程序
C. 撤消一个刺激以降低一个反应发生概率的程序
D. 撤消一个刺激以增加一个反应发生概率的程序
The first step in setting up your home office is to decide ______ you will use your office—for study or for job-related work.
A. where
B. what
C. when
D. how
艾里克森人为,青少年(12-18岁)人格发展的主要问题是()。
A. 自主感对自卑感
B. 亲密感对孤独感
C. 自主感对同一感混乱
D. 同一感对同一感混乱
In the summer of 1978, an English farmer discovered in his field that ______.
A. some of his wheat had been damaged
B. some of his wheat had fallen onto the ground
C. his grain was growing up in circles
D. his grain was moved into several circles