Fill in with appropriate conjunction:
Sam was studying _________his father was watching televison?
unless
than
while
before
He is lazy, ________ you are hardworking.
still
so that
therefore
whereas
Those village folk are poor _____ they always seem so contented.
because
though
yet
Fill in the blanks with proper conjunction. He stayed in the tent _______ the fog cleared.
in case
when
until
