The underlined part in the word “needed” ispronounced as ________.

When I entered the step-classroom (阶梯教室), the lecture __________ and the audience __________ attentively

______ the assignment said above, you have to write a 200-word composition on environment pollution

I think Lesson Five is ______ of the three lessons.

Did you wash your new suit in hot water—Of course not I am not ______ foolish