Ifateachershowsstudentshowtodoanactivitybeforetheystartdoingit,he/sheisusingthetechniqueof().
A.presentation B.demonstration C.elicitation D.evaluation正确答案B
Ifateachershowsstudentshowtodoanactivitybeforetheystartdoingit,he/sheisusingthetechniqueof().
A.presentation B.demonstration C.elicitation D.evaluation正确答案B