判断英语时态的关键词

问题描述

精选答案

一般现在时 关键词sometimes, often, usually, always, every day, on Sunday afternoon, at 10 o'clock,in the morning, five days a week, three times a month,if /when /as soon as /unless引导的条件状语从句或时间状语从句等.( If he comes ,I’l tell him the truth.)

现在进行时 关键词now, right now, at the moment, It's+几点钟等的句子或look, listen, keep quiet,when等When my mother comes ,I am doing my homework .