The children all turned__________the famousactress as she entered the classroom

So far the majority of clonedanimals have suffered from some different serious disorders, ______ died soonafter birth.

－Whydid you talk to the teacher after class－Ididn’t understand______________ during the lecture.

Why do you speak in ___ a loud voice —Because I want to make myself ___ clearly.

It is suggested that this small town’s serious problems worth paying much attention ______ at the meeting.