ys,many people walk to work______ Copenhagen Conference calling for living alow—carbon lifestyle to cope with global warming.

______that your computer—Yes, it is.

we have done a lot to build alow—carbon economy, but it is ____ideal. We have to work still harder.

Millie wanted to buy Daniel hisfavourite comic, but there was ___________ left in the shop.

There will not _________ enough room for __________.