例句： Do you do science at school?

例句： It's very exciting.

例句： It's quite warm for January.

例句： Honey can substitute for sugar in this recipe.

例句： I put the computer over there at your suggestion.

例句： The main business of this meeting is our wages claim.

例句： You may lay it on the table.

例句： This machine has been specially adapted for underwater use.

例句： Several thin layers of clothing will keep you warmer than one thick one.

例句： The route was designed to relieve traffic congestion.