【题目】To my excitement, I met my favourit singer Jay Chou ________ while I was travelling in Singapore.

【题目】What time is it in New York?

【题目】---Have you ________ been to our town before?

【题目】Where is the man seated at last?

【题目】After doing market research, all the researchers think it ________ to spend a large sum of money on the project.

【题目】Why does the man want to go to the library?

【题目】（题文）After the flooding, people were suffering in that area, ________ urgently needed clean water, medicine and shelter to survive.

【题目】Swimming is my favorite sport. There is ________ like swimming as a means of keeping fit.

【题目】Yesterday I went back to my primary school, ________ my teachers and I recalled our good old days.