【简答题】III . 用英语写出适当的数词或数词词组。 1.There are ________ days in a week. 2. There are usually __________or _________days in one month except ________, and there are usually __________or _________ days in one year....
【单选题】There are many different ways of presenting grammar in the classroom. Among them, three are most frequently used and discussed. Which one does not belong to them?