__________ entered the office when he realized that he had forgotten his report.
So far this year we ______ a fall in house prices by between 5 percent and 10 percent.
He spoke through a microphone , ______ he was clearly heard in the great hall.
-How do you like our town ? -_________. It’s worth visiting a second time .
“This month our family has used ______ water as we did last month.” said Mother .
The information tells me that the way of education in Canada is quite different from _____ in China .