--Can I change for a quiet room? This one is too noisy.--Sure, you can. But you need to pay for________20 dollars.
—How do you learn English words? —________making flashcards.
—Susan,what are the advantages of MP5 players? —Mom,they are smaller and lighter________they can be carried very easily.
Linda’s father hates waiting in long lines.I think he’s just not very________.
—I don’t have a partner to practice English________. —Why not join an English language club to practice________?
I will visit you tomorrow________I’m too busy. A.unless B.if C.because