把下列句子变成被动语态He often makes model planes in his spare timeShe taught us geography last yearHe is weiging the stones They may offer you a job I saw Lily taking a walk this time yesterdayI saw Lily take a walk yesterdayWe often hear him sing English songsPeople have made him president
问题描述：
把下列句子变成被动语态
He often makes model planes in his spare time
She taught us geography last year
He is weiging the stones
They may offer you a job
I saw Lily taking a walk this time yesterday
I saw Lily take a walk yesterday
We often hear him sing English songs
People have made him president
答
model planes are often made by him in his spare timewe are taught geography by her last yearthe stones are being weighed by himyou may offed a job by themLily was seen taking a walk by us yesterdayLil...