Uncle Tetsu（彻思叔叔）cheese cakes sell well____they are so nice.

Mary is in ____ red clothes and her hair ____ brown.

s suddenly burst out everywhere on the same dayevery spring, as if they in tunewith one another

s pressing; it’s impossible for me to get there in an hour, ________ the possible delays.

There is reason to believe that most writers have difficulty in ________ the opening paragraphs oftheir papers.[ ]