head teacher is talking ?2. I can’t find my dictionary ___________I paid over $100 .3. This is the good car____ ______I spent all my money.4. She is the teacher _________all his students show respect .5. The teacher_____ ________you have been waiting ing in a minute.More Practiceto/with/about whomfor whichon whichto whomfor whomtalking to/with /about the girlpay… for the dictionaryspend money on the carshow respect to the teacherwaiting for the teacher1.Wind power is an ancient source of energy ____we may return in the near future.(2010 上海,38)A.on which B.by whichC.to which D.from which2. Gun control is a subject___Americanshave argued for a long time. (2009 陕西,11)A.Of which B.with whichC.About which D.into which★★