1 这是第一次,也是最后一次.
this is the first time,and the last time.
2 这是我第一次来这里,也是最后一次来这里了.
this is the first time I come here,is also the last time here.
3 他想打开窗户,去看看外面是否下雨了.
he wanted to open the window,go to have a look whether outsiderain.
4 我想请你去看电影.
I want to invite you to go to the movies.