问题补充：
I don’t think she saw me just now. She the beautiful vases.
A. just admired
B. had just admire
C. has just admired
D. was just admiring
答案：
A. just admired
B. had just admire
C. has just admired
(答案→)D. was just admiring
解析：考查时态。根据句意可知她在欣赏花瓶是在过去的某个时间发生的。句意：我认为她刚才没有看见我。她再欣赏那个美丽的花瓶。
