自然资源的潜力具有无限性,这说明它取之不尽,用之不竭。 ( )
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垂体功能障碍导致不孕( )
A. 女方不孕因素
B. 男方不孕因素
C. 两者均有
D. 两者均无
E. 两者都不是
Developing children’s self-confidence helps bring them up to be______.
Questions 11 to 18 are based on the conversation you have just heard.
A. She doesn’t know the person calling.
B. She’ll pay for the call.
C. She’ll charge the purchase.
D. She’ll call Mike back.
When the writer says that Jim has a full-time job at home, he means Jim______.