If the boy had _____ the dog alone, it wouldn't have bitten him.
At the end of the meeting, it was announced that an agreement ________.
I don’t like Tom’s way of behavior, but ________ I admire( 钦佩) his great knowledge.
In New Zealand , people live in the houses with their doors _______ north.
What ________surprise you gave us by wearing such funny________ at so serious a meeting!
--- Can I help you, sir? ---I’m afraid you can’t. I have my students’ papers________.