1. By nine o'clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, ___________ appeared a rare rainbow soon. 2.
--Look! Someone ________ the floor.--Well, it wasn’t me. I went shopping just now.
In ______ recent online survey over 60 percent of the 4, 000 participants did not agree with ______ policy to charge so much import tax.
--- How about going out for a break?--- . We've been working for three hours.
It was announced that only when the terrible disease was under control _____ to return to their homes.
Spelling Bee is a contest _____ competitors, usually children, are asked to spell as many words as possible.