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【单选题】
_______ from his family for over two years, he is now eager to go back home.A.
Having been separated
B.
Being separated
C.
Separating
D.
Having separated
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举一反三
【单选题】Which of the following sentences is INCORRECT?
A.
The English teacher came in, book in hand.
B.
There wasn't a single Tom in this village.
C.
The girl practices the violin every day.
D.
Let's go and watch them play the chess.
【单选题】The English teacher laid particular____ the need of reading aloud. [ ]
A.
stress on
B.
importance
C.
stress to
D.
strain on
【单选题】对于酸碱指示剂下列哪种说法是不恰当的
A.
指示剂本身可以是一种弱酸
B.
指示剂本身可以是一种弱碱
C.
指示剂的颜色变化与溶液的pH有关
D.
指示剂的变色与其KHIn有关
E.
指示剂的变色范围与温度无关
【单选题】关于酸碱指示剂下列哪种说法是不恰当的
A.
指示剂本身是一种弱酸或弱碱
B.
指示剂的变色点与溶液的体积有关 指示剂的颜色变化与溶液的ph有关
C.
指示剂的颜色变化与PH有关
D.
指示剂的变色与其khin有关
【单选题】对于酸碱指示剂下列哪种说法是不恰当的
A.
指示剂的颜色变化与溶液的温度有关
B.
指示剂本身是一种弱酸
C.
指示剂本身是一种弱碱
D.
指示剂的颜色变化与溶液的pH值有关
【单选题】The English teacher tells the students to have________for different races and appreciate the diversity of other cultures.
A.
mercy
B.
sympathy
C.
respect
D.
regret
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