Just because they make more money than I do, _________ they seem to look down on me.
| A．so | B．and | C．but | D．不填 |
Nancy enjoyed herself so much ______ she visited her friends in Sydney last year.
| A．that | B．which | C．when | D．where |
All the neighbor admire this family _________the parents are treating their child like a friend.
| A．why | B．where | C．which | D．that |
___ well prepared you are , you still need a lot of luck in mountain climbing.
| A．however | B．whatever | C．no matter | D．although |
We’ll have a picnic in the park this Sunday _____ it rains or it’s very cold.
| A．since | B．if | C．unless | D．until |
—Did you return Fred’s call?
—I didn’t need to ____ I’ll see him tomorrow.
| A．though | B．unless |
| C．when | D．because |