It’scertainthatweare
來源：國語幫 1.22W
問題詳情：
It’s certain that we are _________ to having a clean and beautiful home in the future because some special projects are__________ to protect the environment.
A. under way; on the way B. in the way; on the way
C. on the way; by the way D. on the way; under way
【回答】
D
知識點：介詞
題型：選擇題
