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【单选题】
对血胸腺屏障的血管间隙的内含（）。A.
肌上皮细胞
B.
细胞
C.
巨噬细胞
D.
巨噬细胞、细胞和组织液
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皮皮学刷刷变学霸
举一反三
【单选题】—Is this ________ ruler? —Yes, it's her ruler. [ ]
A.
your
B.
your sister's
C.
your brother's
【单选题】According to the interviewer, which of the following statements is CORRECT?
A.
Alexis engaged in show business when he was 20.
B.
Alexis plays a leading role in every film he acts.
C.
Alexis is an easy-going and passionate actor.
D.
Alexis's craft in acting needs to be improved.
【单选题】—Is this your ruler? —______. It's my ruler. [ ]
A.
Yes, it is.
B.
No, it isn't
C.
Yes, I am.
【简答题】—Is this _____ ruler? —Yes, _____ is _____ ruler. [ ] A, his, it, me B. your, this, his C. your, it, my
【单选题】Why is the position available?
A.
Alexis is being fired.
B.
The man is retiring.
C.
The current head is retiring.
D.
Justin is ready to move up.
【单选题】以下关于注释的叙述中错误的是
A.
注释的边界符号“/*”和“*/”必须成对出现且可以嵌套
B.
C 语言允许注释出现在程序中任意合适的地方
C.
注释的边界符号“/”和“*”之间不允许加入空格
D.
注释的内容仅用于阅读，对程序的运行不起作用
【单选题】I can see ____. [ ]
A.
a tape on the rubber
B.
a tape on the ruler
C.
a ruler on the tape
【单选题】以下关于注释的叙述中错误的是
A.
注释的内容仅用于阅读,对程序的运行不起作用
B.
C语言允许注释出现在程序中任意合适的地方
C.
注释的边界符号“/*”和“*/”必须成对出现且可以嵌套
D.
注释的边界符号“/”和“*”之间不允许加入空格
【单选题】下列明末清初来华传教士，按时间顺序排列，正确的是（ ）。
A.
利玛窦、汤若望、南怀仁
B.
利玛窦、南怀仁、汤若望
C.
汤若望、利玛窦、南怀仁
D.
汤若望、南怀仁、利玛窦
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