______ is a possibility that we shall not be able to afford the particular ______ we need[ ]

_____ people are concerned about now is the ShanghaiWorld Expo, which ________ start on May 1st.

Thevisitors here are greatly impressed by the fact that_______ people from allwalks of life are working hard for_____ new Jiangsu.

32His composition won first prize, ______ made him too happy to sleep for nights

This study website is really helpful, _____middle school students and parents can benefit a lot.[ ]