【单选题】In Harbin, it ’ s going to ______.
【判断题】山梨酸的适用范围比苯甲酸广,毒性也比苯甲酸低。
【判断题】In order to make friends, people in many Asian countries always go out to have meals and drinks after work.
【单选题】In a large enterprise, ________.
A.
new technology is employed quickly
B.
all people work efficiently
C.
one's effectiveness is felt very slowly
D.
one can get promotion easily
【判断题】在防腐剂中,山梨酸的毒性比苯甲酸大。()