我透过窗户看了看,但没有进去。
I looked through the window but I didn't ___go ___in.
1989年之前,只有国王可以进去,但现在每个人都可以进入。
Before 1989, only the king could ___go ___in, but now everyone can enter.
请进去并在大厅等候。
Please ___go ___in and wait in the lobby.