問題詳情

63 Many factors________ to increased level of toxic gases and one factor which is often ignored bypeople is the emissions of the public transportation.
(A) align
(B) contribute
(C) happen
(D) manage

參考答案

答案：B
難度：適中0.545
書單：沒有書單，新增

用户評論

【Mickey Tsai】評論

63 Many factors ________ to increased level of toxic gases and one factor which is often ignored by people is the emissions of the public transportation.許多因素導致有毒氣體水平升高，而人們經常忽略的一個因素是公共交通的排放。(A) align 把……排列（成一行）(B) contribute 捐獻；貢獻(C) happen 發生(D) manage 管理