Say what you feel in a low voice, not in a loud voice.
小声说你的感受，不要大声说。
If you do know the answer, say it in a loud enough voice so that all the class may hear.
如果你确实知道这个答案，就用足够大的声音来回答，使全班同学都能听到。
If you do know the answer, say it in a loud enough voice so that all the class may hear.
如果你确实知道这个答案，就用足够大的声音来回答，使全班同学都能听到。
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