問題詳情

4. Coral reefs around the world _____, and many sea animals are in trouble.
(A) are dying
(B) are died
(C) is dead
(D) is died

參考答案

答案：A
難度：計算中-1
書單：沒有書單，新增

用户評論

【秀秀】評論

Coral reefs around t☆☆ ☆☆☆☆☆ ...

【黃金鯉魚】評論

Coral reefs around t☆☆ ☆☆☆☆☆ ...