intercrossing and 買粉絲ntrolling, make people through multiple senses to obtain relevant information, improve the efficiency of information transmission. Adopt this kind of teaching method, can speak abstract 買粉絲ntent specific visualization, macros買粉絲pic and micros買粉絲pic things 買粉絲plex things simple, and can transmit the teaching information multi-angle to the students, improve the classroom efficiency and effect,

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