Class begin 什么 egiht 什么 the morning

Class begin 什么 egiht 什么 the morning 是class is begin还是class begin Class （begin）at eight 中间填什么 Let’s _____ (begin ) our class.这里填什么? Begin the class The first class _____(begin)at 8:00every morning.中的begin用什么形式填空 是Class begin.还是Class begins.还是Classes begin.为什么? 是before class begin 还是before class is begin 是class starts 还是class begin when dose the class begin? Let's begin our class. class begin at 8:00 Class ____(begin)at 7:55 in the morning填什么 -When will the second class begin?-___ two minutes.填什么?为什么? The English class ________(begin) with a lovely song 填什么? classes begin at ...和class begins at ...它们有什么区别? Let's _____our class.begin beginsLet's _____our class.begin begins to begin class begin还是classes begin?到底应该用哪个呢?