阿摩線上測驗
22. Some people walk or bike to conserve fossil fuels. Some make use of solar energy to heat water. Still _____
even build green buildings on their own.
(A) another
(B) the other
(C) the others
(D) others
答案：登入後查看
統計： A(28), B(8), C(36), D(62), E(0) #2064161
統計： A(28), B(8), C(36), D(62), E(0) #2064161
