【单选题】【消耗次数：1】
He said that he ?[填空] not seen her that day .
①
has
②
have
③
having
④
had
参考答案：
复制
纠错
相关题目
【单选题】
He looked at the little girl, _________ where he had seen her before.
①
wondering
②
wondered
【单选题】
“ Has he seen this film ? ” “Yes. He _________ it several days ago.”
①
saw
②
has seen
③
had seen
④
was seeing
【单选题】
“ Has he seen this film ? ” “Yes. He______ it several days ago.”
①
saw
②
has seen
③
had seen
④
was seeing
【单选题】
9.“Has he seen this film?” “Yes. He _______ it several days ago.”
①
saw
②
has seen
③
had seen
④
was seeing
【单选题】
Having no money but _______ to know, he simply said he would go without dinner.
①
not to want anyone
②
not wanting anyone
③
wanted no one
④
to want no one
【单选题】
Does Robert have [填空] computer? —Yes,he has [填空] ．
①
an,some
②
a,one
③
a,/
④
any,one
【单选题】
3. He said he had ______ this subject for ten years.
①
taught
②
pursued
③
demanded
④
afforded
【单选题】
He packed an ____ shirt in case he had to stay another day.
①
spare
②
unnecessary
③
excessive
④
extra
随机题目
【简答题】
三萜皂苷的分离常采用[填空1]柱色谱，常用[填空2]为支持剂。
【简答题】
溶剂提取法中溶剂的选择主要依据[填空1]，[填空2]，[填空3]三方面来考虑。
【简答题】
常见的亲水性有机溶剂有[填空1]，[填空2]，[填空3]。
【简答题】
常见溶剂按极性不同可分为三类，即[填空1]，[填空2]和[填空3]。
【简答题】
天然药物化学成分的提取方法有[填空1] ，[填空2]和[填空3]。
【简答题】
溶剂提取法提取天然药物化学成分的操作方法有：[填空1]、[填空2]、[填空3]、[填空4] 和[填空5]。
【简答题】
鉴别羟基蒽酮类常用的试剂是[填空1]。
【简答题】
大黄中游离蒽醌类成分主要为[填空1]、[填空2]、[填空3]、[填空4]和[填空5]。
【简答题】
中药虎杖中的醌属于[填空1]醌类，紫草素属于[填空2]醌类，丹参醌类属于[填空3]醌类。
【简答题】
无色亚甲蓝试验主要用于鉴别醌中的[填空1]和[填空2]类成分。