It's uncertain ________ the experiment is worth doing.
By midnight the floor was wet with beer. One young technician slipped and bumped into another. They struggled, ________ trying to get the other in a head-lock.
Only later, after the alcohol had had its less effect, ________.
The boy named a price which was five times ________ he would have got for the fruit locally.
________ behavior allows you to lose weight, make it a part of your life so the weight stays off.
________ he still paused uncertain, he became aware that the driver was looking closely in from the street at this unusual scene.