Since no one really knows what effects the GM food might have _____ us humans, many countries think that they should be cautious _____ this new technology.
A Greek map maker in the 1 century believed that_____ south of the Indian Ocean a contient existed with_____ mild climate.
The prisoner had little difficulty in ___ form the police.\
It has rained for a whole day.But I think it’s going to ___.
Her husband had ___ a large business during his lifetime.
I’ll ___ the matter as soon as possible.Just have a little patience.