The teacher always tell his student to take an _____ part in the ____ .a activity active b.active activities c active activity d activites active答案：B 译文：老师经常教导我们积极参加活动.解析：active...-___is ittoday?-Jane 1a what date b what's date c what day d what's the dayB什么时候need用情态动词什么时候用行为动词如果后面有动词那么我要用need to 还是need用作 need to do sth 的是行为动词eg.You need to finish your homework first.用作 need do sth 的是情态动词eg.Need I finish my homework first?No,you needn't.