--- Is Mr. Smith in the office? --- Yes,_____ he is in charge of the office,he must be there.
After the quake, the whole city lay in ____ ruins. However, with all the efforts, ________ new Tangshan was born.
The speaker _________ his voice to make herself heard.
As is known to all, earthquakes are ___________ disasters _________ can destroy buildings and kill people.
I __________ read books rather than go to the countryside this weekend.
All of my classmates have __________ fond of the new teacher since he came to teach us.