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【简答题】
如图是血液循环示意图，请据图回答： （1）图中的⑥所指的是______，⑦所指的是______． （2）血液由②射出，流经⑤、⑥到③的循环途径叫______；血液由④射出，流经⑦、⑧至①的途径叫______． （3）由M到N处．血液成分发生了变化，______血变成了______血．
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举一反三
【单选题】The new library, ______ last week, is very popular _____ the students. [ ]
A.
opening, to
B.
opened, with
C.
open, to
D.
having been opened, among
【简答题】维吾尔族舞蹈的两个基本动律是什么?
【单选题】The supermarket, _____ last year, is very popular. [ ]
A.
open
B.
opened
C.
opening
D.
having opened
【判断题】判断题,对的写“正确”,错误的写“错误” ( ) Sandy went to school on Sunday and she had a wonderful time.
A.
正确
B.
错误
【多选题】变电站综合自动化分布分散式结构的主要优点有（）。
A.
间隔级控制单元的自动化、标准化使系统适用率较高
B.
包含间隔级功能的单元直接定位在变电站的间隔上
C.
逻辑连接到组态指示均可由软件控制；简化了变电站二次设备之间的互连线，节省了大量连接电缆
D.
简化了变电站二次部分的配置，大大缩小了控制室的面积；分布分散式结构可靠性高，组态灵活，检修方便
【简答题】Sandy went to the secondary school after finishing the p ________ school.
【简答题】根据句意及所给中文提示或英文解释，写出句中所缺单词 1. Our earth is getting more and more ________(拥挤) because of the increase of people. 2. Sandy was late for school this morning because her bicycle went ________(毛病). 3. Jump...
【简答题】按要求改写下列句子。 1. Sandy has long hair in a ponytail. (改为一般疑问句并作肯定回答) — _____________ Sandy _____________ long hair in a ponytail? — Yes, _____________ _____________. 2. We went to school on foot yesterday...
【单选题】Sandy is really a hard-working girl. She went to school _______ she had a fever. [ ]
A.
because
B.
though
C.
so
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