In no city of China _____ little about the economicdevelopment．

There is no doubt ____ we will host the2010 World Expo successfully.

The children are so afraid. Shall we ________the bush to find the ghost—OK, let’s have a look. There may be something strange.

I would have come to your party yesterday but I _______too busy[ ]

________with so much trouble，we failed to completethe task on time