Her son _______ coffee, but now he ________ milk.
| A．used to drink ; is used to drinking |
| B．used to drinking ; drinks |
| C．is used to drinking ; used to drink |
| D．be used to drink ; drink |
Please knock at the door ________ you come into the room.
| A．before | B．after | C．until | D．while |
A tourist will easily lose his way in Beijing ______ he has a map or a guide.
| A．if | B．because |
| C．unless | D．when |
Be quick, ＿＿＿we’ll be late for school.
| A．and | B．or | C．so | D．/ |
--- I won’t go to the party tonight.
--- ______ you told me you would. What’s the matter?
| A．So | B．Or | C．Because | D．But |
Hold on to your dreams, _____ one day they may come true.
| A．and | B．but | C．so | D．or |