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【多选题】
采用低应变法反射波法检测一批混凝土灌注桩的完整性，下列关于测振传感器安装以及锤击部位的表述，正确的是（）。A.
当桩径不大于1000mm时，测振传感器的安装数量不少于3个
B.
当桩径大于1000mm时，测振传感器的安装数量不少于4个
C.
传感器宜安装在桩顶中心部位
D.
激振点顶中心部位。
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【简答题】( )某人贷款5000元，该项贷款的年利率是6%，每半年计息一次，则3年后该项贷款的本利和为5955元。
【单选题】The phrase 'subject to change without notice' suggests ______
A.
Mr. Greenly could change the terms at will
B.
the customers should read the brochure carefully
C.
Mr. Greenly could determine what apples to be picked
D.
the customers should be informed beforehand
【简答题】某人贷款5000元，该项贷款的年利率是6％，每半年计息一次，则3年后该项贷款的本利和为5955元。（ ）
【简答题】As schools change slower than scholarship, in the 19th century ______was still the backbone of the curriculum.
【单选题】— Aren't they working? — _______, but they aren't working well. — Sure, we need a hand. [ ]
A.
No, they aren't
B.
Yes, they are
C.
Sorry, I don't know
D.
Sure, they do
【单选题】What is the main reason why it isn't always working to use incentives to change various individuals' minds?
A.
Because individuals are driven by different goals to become successful.
B.
Because adverse people are often too resistant to be encouraged.
C.
Because forcing to change can’t produce the desirable outcome.
D.
Because making a change doesn’t guarantee a bright future at all.
【单选题】According to the passage we know most modern VDTs ______.
A.
can change the working conditions for the operators
B.
can limit the dangers from the electro-magnetic radiation
C.
can also affect the growth of the cells
D.
can protect the health of the computer operators
【单选题】If they don’t change the way they’re working on the issue, the result will turn out to be just the opposite of their wish.
A.
exactly
B.
definitely
C.
occasionally
D.
originally
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