Even if they are on sale, these refrigerators are equal in price to, if not more expensive than, _____ at the other store.
In an experiment, pet owners are being encouraged to take their pets to work, a move _______ can be good for both the people and the pets.
By nine o'clock, all the Olympic torch bearers had reached the top of Mount Qomolangma, ___________ appeared a rare rainbow soon.
Is this the restaurant ___________ ?
She was so angry at all ______ I was doing ______ she walked out.
一Was it in the village_______we used to live in_______the accident happened?