What does Linda like—Well，she likes basketball， she doesn’t like soccer．

．We aretaught that a business letter should be written in a formal style ____ in apersonal one．

6．— Is there any possible way to help them get rid of such a bad habit? — To tell the truth, it’s very hardBut we teachers________on this problem

This is Tom speaking. Is Mr. Brown in, please —_________ .

The harder you study, the______ knowledge you will know.