39. Which is closest in meaning to the phrase “live tracking” in paragraph 1?
(A) Checking an activity after it is over
(B) Discussing an activity that may happen
(C) Following an activity before it happens
(D) Observing an activity when it is taking place
答案:登入後查看
統計: A(82), B(75), C(134), D(228), E(0) #3104195
統計: A(82), B(75), C(134), D(228), E(0) #3104195