* Most of the support the politician has enjoyed _______ from labor unions in the shippingindustry.
1) has been 2) are 3) has 4) will be
* Stress hinders the body's immune system, therby making people (are) more likely to become sick.
해설에서는 are를 빼야 맞다고 나와있는데 그럼 동사가 없어지는 거 아닌가요?
* Select workers, who were nominated by their supervisors, were invited by the training coordinator to submit papers and develop ...
밑줄친 부분이 맞는 이유는?