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【判断题】
带有苯环的化合物都叫芳香烃化合物,带有苯环的烃类化合物就是芳香烃。A.
正确
B.
错误
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举一反三
【多选题】在创建FBA shipment过程中,下面说法正确的是( )。
A.
在等待货物运往FBA仓库的过程中，卖家可以跟卖已经转成FBA的商品，然后用自配送的形式在等待入仓的期间进行销售。
B.
创建完shipment后，要及时联系seller support查询该shipment的收货地址和收件人信息
C.
申请退仓的商品，亚马逊仓库只能退回目的国国内的地址
D.
开通了Inventory Placement Service功能后，可确保同一个SKU的商品不被强制分仓
【单选题】Questions 5 to 7 are bassed on the news report you have just heard 阶段性测试一新闻3.mp3:
A.
The biggest increase in nicotine content tended to be in brands young smokers like
B.
Big tobacco companies were frank with their customers about the hazards of somking
C.
Brands which contain higher nicotine content were found to be much more popular
D.
Tobacco companies refused to discusse the detailed nicotine content of their products
【单选题】Questions 5 to 7 are bassed on the news report you have just heard 阶段性测试一新闻3.mp3:
A.
They promised to reduce the nicotine content in cigarettes
B.
They have not fully realized the harmful effect of nicotine
C.
they were not prepared to comment on the cigarette study
D.
they will pay more attention to the quality of their products
【单选题】Questions 5 to 7 are bassed on the news report you have just heard 阶段性测试一新闻3.mp3:
A.
Report the nicotine content of their cigarettes
B.
Set a limit to the production of their cigarettes
C.
Take steps to reduce nicotine in their products
D.
Study the effects of nicotine on young smokers
【简答题】news 3.mp3: Directions: In this part, you will hear a news report. At the end of the news report, you will hear some questions. Both the news report and the questions will be spoken only once. After y...
【单选题】下列对父进程和子进程说法中,不正确的是( )
A.
父进程创建了子进程，因此父进程执行完了子进程才执行
B.
父进程和子进程之间可以并发执行
C.
父进程可以等等所有子进程结束后再执行
D.
撤销父进程时，可以同时撤销其子进程
【单选题】下列关于线程的说法中，正确的是
A.
一个线程一旦被创建，就立即开始运行
B.
使用start()方法可以使一个线程成为可运行的，但是它不一定立即开始运行
C.
当运行状态的线程因为调用了yield()方法而停止运行，它一定被放在可运行线程队列的前面
D.
当因等待对象锁而被阻塞的线程获得锁后，将直接进入运行状态
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