关于英语用语下课是class is over ,上课是class begin 还是 class is begin?为什么
是class is begin还是class begin
是before class begin 还是before class is begin
是Class begin.还是Class begins.还是Classes begin.为什么?
是用Class begin 还是Class begins
是class starts 还是class begin
为什么是class is over 不是the class is over
"class begin"还是"classes begin"?
the class is beginning为什么要用beginning而不是begin?
class 由被动的吗?比如说上课 是 class begins 还是 class is begun?
如何说下课,除了class is over
是what time is class over还是what time is the class over
Class is over.中的over到底是副词还是形容词?