last week本身就是一个时间状语,前面无须加任何介词
e.g.:Last week,we saw a movie.
e.g.:Last Saturday,I went to the theater.
Last ,next 前都不加任何介词.
last week前用什么词连接
last week本身就是一个时间状语,前面无须加任何介词
e.g.:Last week,we saw a movie.
e.g.:Last Saturday,I went to the theater.
Last ,next 前都不加任何介词.