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【单选题】
选择研究问题的第一原则是_____，其次是______，最后还要看是否_____。A.
妥当重要可行
B.
重要可行妥当
C.
可行妥当重要
D.
重要可行妥当
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【简答题】In English, we use different words for the meat of animals, for example, the meat of a pig is pork, and the meat of a cow is _________. If we hide something, we put it somewhere so that it cannot be s...
【单选题】We don't keep winning games ________ we keep playing well. [ ]
A.
because
B.
unless
C.
when
D.
while
【单选题】If we hide something, we put it somewhere so that it cannot be seen. So, something that is _______ is not easily noticed.
A.
hidden
B.
bitter
【简答题】Study the words in the box and choose the right word for each blank. 选词填空(仅写字母代号) A. beef B. hidden C. kilometer D. liter E. raise 1. In English, we use different words for the meat of a...
【简答题】Study the words in the box and choose the right word for each blank. 选词填空(仅写字母代号) A. beef B. hidden C. kilogram D. liter E. raise 1. In English, we use different words for the meat of ani...
【单选题】We won’t keep winning games ________ we keep playing well.
A.
because
B.
unless
C.
when
D.
while
【简答题】We won’t keep winning s _______ we keep playing well. A．because B．unless C．when D．while
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