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【单选题】
在多线程中,多个线程同时使用一个共享资源,可以将处理共享资源的代码放在一个使用哪个关键字来修饰的代码中,这个代码块称为同步代码块。A.
yield()
B.
synchronized(lock)
C.
join()
D.
sleep(10)
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【单选题】听力原文：W: Could you have the pictures ready this afternoon and I'll pick them up then? M: If you want your film to be properly processed, you'll have to pick them up on Friday, which is the day after to...
A.
On Wednesday.
B.
On Thursday.
C.
On Friday.
D.
On Monday.
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【单选题】Man: These family reunions are complicated. Could you pick Mark up from the airport? I'm on a tight schedule today.Woman: OK, but then let's switch. I'm supposed to pick Sarah up tomorrow.Question: Wh...
A.
Mark won't be able to come to the reunion.
B.
She'd rather pick up Sarah.
C.
She'll go to the airport today instead of tomorrow.
D.
She thought Mark would be arriving tomorrow.
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