Why not use stones to build our new house A house built of stone does not catch fire as easily as ______ made of wood.

Which would you like, tea or coffee— Either______ OK， but I prefer coffee ______milk.

I arrived late; I ________ the road to be so icy

__ anything like this style of architecture before,we thought we were looking at giant sculptures, not buildings

I don’t know much about computer.—I don’t know, ________. Let’s go and ask for help.