阿摩線上測驗
35. The new study found that drinking black coffee at night so as to stay awake all night and get more work
done actually _____ the efficiency of work.
(A) reducing
(B) reduces
(C) which reduces
(D) is reduced
答案：登入後查看
統計： A(146), B(168), C(48), D(26), E(0) #2140196
統計： A(146), B(168), C(48), D(26), E(0) #2140196
