It can not be denied that the existing resources on earth will be depleted, but scientists are ------- to concede the inevitability of that day, ------- that new energies can be found in the near future.

单项选择题If a particular vaccine is produced only by one company at a single facility, there is a possibility that the supply of vaccine could grow ------- if the company decides to cease production.

单项选择题His specialty is bringing to the forefront the strange and ------- acts of depravity that only the impassive and imperturbable subconscious is ------- to grasp and reckon with.