問題詳情
5. Wells and Jack have been good friends since ____________.
(A)they have studied in the elementary school
(B)they were five
(C)they live together
(D)they are in the same class
參考答案
答案：B
難度：計算中-1
書單：沒有書單，新增
用户評論
【Meow】評論
since前面用現在完成式，後面用過去式自從Wells和Jack五歲的時候，他們已經是好朋友了