Overpopulation is a terrible threat to the human race.Yet it is probably ____ a threat to the human race than environmental destruction.

—Do you have an_______ way to solve this problem?—No, this is the only way, I think.

Some children are too ________ about their food, which is bad for their growth.

Being a _________ person, Mrs Li wouldn’t let anyone or any difficulty stop her.

The study was carried out in one small town so we can’t be sure that the results are truly ________.