4、改为被动句时,一般把间接宾语改为被动句的主语,或者把直接宾语改为被动句的主语,在bedone后需加to或for。NOTE:(1)把直接宾语改为被动句的主语,间接宾语前加介词to的动词有:send/pass/write/give/show/bring/lend/sell/hand/tell等。(2)间接宾语前加介词for的动词有:buy/cook/make/order/choose/get/draw等。Forexample:Mymotherboughtmeabeautifulskirtyesterday. I __________ abeautifulskirtbymymo