問題詳情
222.To understand bees better and to help them survive even in urban environment, a group of biologists at Queen Mary University of London _____ currently _____ the London Pollinator Project.
(A) are； sponsoring
(B) have； sponsored
(C) will； sponsor
(D) were； going to sponsor
參考答案
答案：A
難度：計算中-1
書單：沒有書單，新增