15. The horseshoe-shaped glass walkway, a popular _____ for tourists since it opened in 2007, is just outside
Grand Canyon National Park.
(A) repellent
(B) destination
(C) fragment
(D) tantrum
詳解 (共 2 筆)
未解鎖
The horseshoe-shaped...
未解鎖
repellent adj. 令人厭惡...