The fact is_we have lost the game.
A. that
B. this
C. it
D. what
That is _he didn't come to the meeting.
A. why
B. what
C. why
D. it
It looks as _it is going to rain.
A. if
B. why
C. what
D. that
I had no idea _you were here.
A. that
B. which
C. what
D. it