A number of new machines were introduced from abroad, thus ______ in an increase in production.

(单选题)The meaning of “discover” explained in dictionary is ______ (单选题)During the second World War, many countries had been ______ (单选题)When hearing the news ______ her son was dead on the battle, (单选题)People are not allowed ______ in public places by law. (单选题)The careless driver failed ______ the other car in time, whi (单选题)What ______ do you want to do? I have completed works accord (单选题)Although I have done ______ wrong in my work, I didn’t like  (单选题)The food is designed to highlight the original ______ of the (单选题)______ of the passengers of that flight lost their lives in  (单选题)Modern people are addicted to seeking wealth and material, _