Many of the scientists and engineers are judged _______ how great their achievements are.
All the doctors in the hospital insisted that he________ badly wounded and that he________ at once.
This crop does not do well in soils ________the one for which it has been specially developed.
In the face of ________ failure, it is the most important to keep up ________ good state of mind.
Sheep on a remote Scottish island are gradually shrinking _______ global warming, according to a study published in the journal Science.
The long absence of rain _______ leads to a serious drought in the southwest of China, which draws the concerns of the whole country.