3,094 questions
Form passive voice in appropriate tenses for the following exercise. (the letters / send / last week)
They ___________ (leave) the classroom by the end of the hour.
Believing that living in an impractical space can heighten awareness and even improve health, conceptual artists Madeline Gins and Shusaku Arakawa designed an apartment building in Japan to be...
Organisms have evolved a number of surprising adaptations to ensure their survival in adverse conditions. Tadpole shrimp (Triops longicaudatus) embryos, __________ can pause development for over...
Many animals, including humans, must sleep, and sleep is known to have a role in everything from healing injuries to encoding information in long-term memory. But some scientists claim that, from...
“He was just the man for such a place, and it was just the place for such a man.” This line is from Frederick Douglass’s autobiography Narrative of the Life of Frederick Douglass (1845). It’s an...
3x + 4y = 18 y = (3/2)x Which of the following ordered pairs (x, y) is a solution of the system of equations above?