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【单选题】
使用722型分光光度计时,正确的调节方法是( )。A.
样品室盖子调“0”和“100”
B.
样品室盖子调“0”；打开盖子调“100”
C.
打开样品室盖子调“0”和“100”
D.
打开样品室盖子调“0”；盖子调“100”
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举一反三
【简答题】What is "SAM"
【单选题】What is a reason WHY the APA added "they" to its writing guide?
A.
to show that it saw Sam Smith in the news
B.
to explain its new definition that is online
C.
to help writers avoid mistakes with "he" and "she"
D.
to make sure that writers use "they" for everyone
【单选题】Sam asks, "How was your trip?" What is he asking about?
A.
Chris's trip to New York
B.
Chris's ride in the taxi
C.
Chris's trip to I-Travel
【单选题】Chris says, "Wow, two jobs. Sounds busy." What does he mean?
A.
The traffic is very bad today.
B.
I-Travel has a lot of customers.
C.
Sam works a lot every day.
【简答题】工作站布局后,在条件允许的情况下,可将工作站导入机器人仿真软件,进行机器人( )仿真。
【单选题】Kate says, "Sam, this place is a mess." Sam says, "Oh, really?"
A.
Yes, you're right.
B.
It's very messy.
C.
He doesn't think it's a mess.
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