1.This watch isn't Kate's____can it be?

1.This watch isn't Kate's____can it be?
A Who else
B Whose else's
C Who else's
D Who's else
2.Some books____the textbooks that we are using.
A aren't fit
B aren't fit with
C don't fit with
D don't fit in with
3.We had_____got there when it began to rain
A yet
B still
C always
D hardly
4.Through the Internet we can have a chat____the keyboard.
A knock
B to knock
C knocking
D knocked
5.He could keep his eyes_____to all this
A open
B opening
C opened
D shutting