4.do 动词原形
let sb. do sth. 让某人做某事
make sb. do sth. 使某人做某事
make sth. done 使某事完成
have sb. do sth. 使某人做某事
have sth done 做完某事
see sb. do sth. 看见某人做某事
see sb doing 看人某人正在做
hear sb. do sth. 听见某人做某事
hear sb doing 听见某人正在做
listen to sb. do sth. 听着某人做某事
listen sb doing sth 听着某人正在做
look at sb. do sth. 看着某人做某事
watch sb. do sth. 察看某人做某事
feel sb. do sth. 觉得某人做某事