While Mary ___ a letter, the children were playingoutside.

f thousands of people marched to the Martin Luther King Jr. Memorial, celebrating the 50th anniversary of King’s famous speech, through which we know _____ he said meant to the black.

Julia and Colin ended their relationship last year.—what made their marriage______?

Put on your coat! I _________ you down to the doctor

A number of voiunteers _____ willing to teach in China’s rural areas.—– Yes. The number _____ getting bigger and bigger.