帮我找一个有详细讲解高中形容词副词以及介词的用法与辨析(*¯︶...答:2. 频率副词通常放在动词前面或情态动词,助动词,be动词后面。 She often does this. You must always remember this. She is seldom ill. He has never been late. 还有一些副词也放在这个位置上,如:already , yet , once , nearly , almost , just , really , suddenly , certainly , still , ...