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【单选题】
用－标准电阻器对标称值为10 kΩ的电阻器进行校准。在同－测量条件下，连续测量5次，所得的被校电阻器与标准电阻器阻值的比值如下： 取算术平均值为测量结果，测其A类相对标准不确定度为（ ）。A.
B.
C.
D.
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举一反三
【简答题】I have urged Tony ________(stay) away from computer s before he becomes addicted to them.
【单选题】There is nothing more I can try ______ you to stay, so I wish you good luck. [ ]
A.
being persuaded
B.
persuading
C.
to be persuaded
D.
to persuade
【单选题】— What do you think of math? — I find difficult to learn it.
A.
that
B.
this
C.
its
D.
it
【单选题】Why does Tess initially try to stay away from Angel?
A.
She’s not attracted
B.
Embarrassment about her pregnancy
C.
He’s highborn
D.
Fear of being rejected
【单选题】某轮计划航向315°,驶真航向315°,连续定位法实测航迹向310°,则该轮实测风流压差和修正风流压差后应驶的真航向分别为 。
A.
＋5°，320°
B.
＋5°，310°
C.
－5°，320°
D.
－5°，310°
【单选题】— ______ do you learn English? — I learn English by ______. [ ]
A.
How; listen to cassettes
B.
What; speaking it
C.
How; listening to cassettes
D.
Where; asking the teacher
【单选题】----_____ do you learn English so well? ----I learn ______ using it.
A.
What; by
B.
Where; at
C.
Why, in
D.
How， by
【单选题】某轮计划航向315°，驶真航向315°，连续定位法实测航迹向320°，则该轮实测风流压差和修正风流压差后应驶的真航向分别为：
A.
＋5°，320°
B.
＋5°，310°
C.
-5°，320°
D.
-5°，310°
【单选题】There is nothing more I can try you to stay, so I wish you good luck.
A.
persuading
B.
to be persuaded
C.
to persuade
D.
persuading
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