发音训练的原则包括下列哪项()
A.坚持不懈,循序渐进
B.因人而异,个别对待
C.方法多样,趣味性强
D.鼓励为主,增强信心
E.对照课本,学习声学
参考答案:A, B, C, D
The teacher spoke so fast that it was hard for the students to ______ what he was saying.
A.take in
B.take off
C.take on
D.take after
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