7. The lecture was so _____ that many students struggled to stay awake until the end.
(A) tedious
(B) delightful
(C) engaging
(D) concise
答案:登入後查看
統計: A(77), B(25), C(16), D(6), E(0) #3647467
統計: A(77), B(25), C(16), D(6), E(0) #3647467