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【单选题】
一平面简谐波在弹性介质中传播，在介质从平衡位置运动到最大位移处的过程中 ( )。A.
它的势能转换成动能
B.
它的动能转换成势能
C.
它从相邻的一段介质获得能量，其能量逐渐增大
D.
它把自己的能量传给相邻的一段介质，其能量逐渐减小
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皮皮学刷刷变学霸
举一反三
【单选题】Along with the letter was his wish _______ he would visit me this coming vacation. [ ]
A.
which
B.
that
C.
what
D.
whether
【单选题】某企业现在将 1 000 元存入银行,年利率为8%,复利计算,5 年后企业可以从银行取出( )元。
A.
1 400
B.
1452.6
C.
1 469
D.
1 685.1
【单选题】早产儿男,日龄 1 天。有窒息史,主要表现嗜睡,反应差,肌力低,查体,前囟张力稍高,拥抱、吸吮反射减弱,初步诊断:新生儿缺氧缺血性脑病。2小时前患儿出现惊厥,首选药物应为
A.
水合氯醛
B.
苯巴比妥
C.
安定针
D.
葡萄糖注射液
【单选题】His presence is______of his wish to join us.
A.
indicative
B.
confirming
C.
positive
D.
evident
【简答题】Now parents are 花费 more and more on their Children,s education.
【单选题】Parents are now more likely to give their children unique names, rather than_______ones.
A.
popular
B.
normal
C.
usual
D.
standard
【单选题】Angyal explained the boy' s fantasy as______
A.
his wish to kill his father
B.
his eagerness to be loved
C.
resulting from lack of love
D.
his confused feeling towards his father
【单选题】What is the woman's wish for Mark?A．To quit smoking.B．To reduce his weight.##
A.
What is the woman's wish for Mark? A．To quit smoking.
B.
To reduce his weight.
C.
To find a girlfriend.
D.
To follow her advice.
相关题目：
【单选题】His presence is______of his wish to join us.
A.
indicative
B.
confirming
C.
positive
D.
evident