Question

【题目】Where ________ your teacher two days________?
A.were; before
B.was; before
C.were; ago
D.was; ago

Answer 1

【答案】D
【解析】主语your teacher 是第三人称单数，故排除 A, C。three days ago 意思是“三天以前”，用于一般过去时，故排除 B。