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【单选题】
属于II敏反应性疾病的是A.
食物过敏反应
B.
血清病
C.
药物过敏性血小板减少症
D.
传染性超敏反应
E.
接触性皮炎
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举一反三
【单选题】—Do you know ________? —Next week. [ ]
A.
when she came here
B.
when did she will come here
C.
when she will come here
D.
when will she come here
【单选题】CPU中有一个程序计数器(又称指令计数器)，它用于存放______。
A.
正在执行的指令的内容
B.
下—条要执行的指令的内容
C.
正在执行的指令的内存地址
D.
下一条要执行的指令的内存地址
【单选题】听力原文：M: Open wide. Now, show me where it hurts. W: Here on the bottom especially when I bite into something hot or cold. Who is the man?
A.
A dentist.
B.
A dietician.
C.
A cook.
D.
A tailor.
【单选题】听力原文：W: It is so nice here, so restful. I have never been here before. M: No? W: I think I shall come and sit here sometimes. M: Yes? W: Do you lock the hut when you're not here? M: Yes, your Ladyship...
A.
Lord and lady.
B.
Friend and friend.
C.
Husband and wife.
D.
Mistress and servant.
【单选题】听力原文：W: Excuse me, when will the 7:15 bus arrive? M: It's supposed to get here at ten, but it's been delayed two hours because a bridge was broken. Q: What do we learn from the conversation? (15)
A.
The bus was in a terrible accident.
B.
The bus may arrive tonight, but the man isn't sure.
C.
The bus will probably arrive at 12.
D.
The bus has broken down and will not arrive.
【简答题】TIMx_PSC的作用?
【单选题】CPU有一个程序计数器(2R称指令计数器)，它用于存放______。
A.
正在执行的指令的内容
B.
下一条要执行的指令的内容
C.
正在执行的指令的内存地址
D.
下一条要执行的指令的内存地址
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