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介词on in under的用法,通辽市首届“名师出高徒”中小学微课教学比赛,chair,desk,car,ball,on,在上,It is on the house.它在房子上面。,in,在里面,It is in the house.它在房子里面。,under,在下面,It is under the house.它在房子下面。,on,in,under,Where is the ball？,It is on the desk.,It is under the chair.,It is in the box.,on 在上面 in 在里面 under 在下面,2023/6/14,8,Summing up,See you!,
