题目内容
As a student, you should not spend too much time ____ games.
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The most common difficulty we find ____ English learing is the ability to speak.
These terms are ___ used on the internet, _____ in short text messages. (不但...而且....)
The old ____ (be not) able to understand the young nowadays.
In western countries, white ____ pure, clean and honest qualities.
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