e me, sir. Can you spare me a dollar ________ I can buy this book—Sure, no problem.

You seem to have known DrSmith for a long time—- That’strue ______ he joined our club six years ago

I’m not surewhether I will have anything else to do this evening____,I will try every posslblemeans to come to your birthday party[ ]

There is__________ apple and___________ egg on the table.

You won the first prize in the physics competition.—___________. I made several terrible mistakes.