— I will come to attend your lecture at 10:00 tomorrow. — I’m sorry, by then my lecture will have ended and I__my guests in my office.
Peasants earn their living by selling agriculture ____ in China.
It was a matter of _____ would take the position.
When the teacher praised him for working out the math problem, Jack looked __________ about at his classmates.
You must come with us to the police __________ Our head is waiting for you.
The shop owner welcomed all the guests with a __________ smile.