–What’sthatthingwiththreelegs?       --It’sacup.It

問題詳情：

–What’s that thing with three legs?

        --It’s a cup. It ______ for drinking in the old days.

        A. uses            B. used            C. is used          D. was used

【回答】

D

知識點：動詞語態

題型：選擇題