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【单选题】
三大类营养物质的消化产物大部分被吸收的部位是A.
十二指肠和空肠
B.
空肠和回肠
C.
十二指肠
D.
回肠
E.
十二指肠和回肠
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反馈参考答案：
举一反三
【单选题】Bob ______ hard, otherwise he ______ this exam.
A.
must have worked, would fail
B.
mustn't have worked, wouldn't fail
C.
can't work, wouldn't have failed
D.
can't have worked, wouldn't have failed
【简答题】用所给单词填空 This was ______ he didn't come. The question is ______ you should do next. The problem is ______ would go there. What shall we do ______ it rains this afternoon. I was very thirsty , ______ I ...
【简答题】按要求转换下面的句子；每空一词。 小题1:I don’t think he can finish it on time. (改为反意疑问句) I don’t think he can finish it on time, _________ __________? 小题2:She gave me an interesting novel last Sunday . (改为被动语态)...
【单选题】What did the writer learn about from his first job?
A.
He could work as hard as possible.
B.
He could go to work on time.
C.
He should never fail to go to work.
D.
He should be respectful and loyal to the people he works for.
【简答题】根据下列句子及所给单词的首字母，写出各单词的完全形式。 1. I'm w______ that I'll fail the exam. 2. Only then will I have a chance to a______ my dream. 3. All the students must c______ their attention on their work. 4. He worked ...
【单选题】What did the writer learn about from his first job? 查看材料
A.
He could work as hard as possible.
B.
He could go to work on time.
C.
He should never fail to go to work.
D.
He should be respectful and loyal to the people he works for.
【简答题】试验:溶液里的水为什么会澄清? 安居士活性炭+空气净化+吸附实验.mp4
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