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【单选题】
. Great ____have been made in the field of computer science in the past decades.A.
progress
B.
breakthroughs
C.
mistakes
D.
assessments
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【简答题】演讲者手动放映PowerPoint文稿时，为了提高演讲效果需要在画面上临时做一些标记或书写文字，请写出该演讲者应该如何操作。
【简答题】演讲者手动放映PowerPoint文稿时，为了提高演讲效果需要在画面上临时做一些标记或书写文字，请问该演讲者应该如何操作。
【简答题】The influence of the moral standards of the home is evident. If there is no recognition of the difference【46】right and wrong, it is hard for the child to acquire the qualities which are necessary【47】g...
【单选题】everyone can hear the speaker there is no of turning up the radio.
A.
Now that; point
B.
Even if; point
C.
Now that; need
D.
Even if; need
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