1.Maybe his father is a doctor.(改为同义句) His father _______ __
1.Maybe his father is a doctor.(改为同义句) His father _______ ______a doctor.2.
1.Maybe his father is a doctor.(改为同义句) His father _______ ______a doctor.2.我们可以乘船兜风一个星期.We can ____ ____ ____on the boat for a week.