difficult用法

【difficult用法】1、做定語:a difficult task一次很難的任務 。
2、作表語:this task is difficult.這次任務很難 。普通形容詞都可以如上用 。
3、句型:it is difficult for sb to do sth:做某事對某人來說很難.如:it is difficult for me to do the task 。
4、名詞是difficulty句型:have difficulty (in) doing sth 。