When ____ about the source of his income, he hesitated for a moment, obviously not willing to give us a direct answer.
---“Could we put off the meeting?” She asked. ---“______,” he answered politely. “This is the only day everyone is available.”
---It is so crowded. Where is Jack?---He is very tall. We can easily _____ him in the crowd.
They forced ____ little children to work all day for so little money____ everyone couldn’t bear that.
My former English teacher, who ____ in our school for over 20 years, now lives in his hometown in Yangzhou.
______ he met with the difficulty did he realize the importance of our help.