届
=
尸
+
由
:
Maud Younger (y) is being taught by a ghost (尸) how to mix a perfect Cuba Libre (由) in the elevator's bathroom (e4). She has to complete several sessions (届), and if she does, she will graduate this year (届).
The sun (日) asks Sherlock Holmes (sh) out for a coffee in the space station's kitchen (Ø2). Looking at his pocket watch (时), Sherlock sees he has time, winks and "thumbs up" (寸).