I'm sorry you've been waiting so long,but it'll still be some time ________ Brian gets back.
A.before B.since C.till D.after
—Did you return Fred's call?
—I didn't need to ________ I'll see him tomorrow.
A.though B.unless C.when D.because
A small car is big enough for a family of three ________ you need more space for baggage.
A.once B.because C.if D.unless
The weather was ________ cold that I didn't like to leave my room.
A.really B.such C.too D.so
—Have you got any idea for the summer vacation?
—I don't mind where we go ________ there's sun,sea and beach.
A.as if B.as long as
C.now that D.in order that
The lawyer seldom wears anything other than a suit ________ the season.
A.whatever B.wherever C.whenever D.however