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【单选题】
以下关于采暖管道的材质的说法中正确的是( )。A.
采暖管道的材质，应根据采暖系统的形式选用，并应符合国家现行有关产品标准的规定
B.
采暖管道的材质，应根据采暖热媒的性质、管道敷设方式选用，并应符合国家现行有关产品标准的规定
C.
采暖系统的材质，应根据散热设备的材质选用，并应符合国家现行有关产品标准的规定
D.
采暖系统的材质，应根据散热设备的类型选用，并应符合国家现行有关产品标准的规定
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【单选题】 “Would you like some wine?” “Yes. Just________.”
A.
little
B.
very little
C.
a little
D.
little bit
【单选题】 ---Would you like some more soup? ---_______ It ’ s delicious, but I ’ ve had enough.
A.
Yes, please .
B.
No, thank you.
C.
Nothing more.
D.
I ’ d like some.
【简答题】Effective feedbak is well timed so that the employee can (easy) _________ connect the feedback with his actions.
【单选题】 Your room needs________; would you like me________ it for you?
A.
to be cleaned; do
B.
cleaning; to do
C.
being cleaned; do
D.
cleaned; to do
【单选题】 Would you like a cup of coffee________ shall we get down to business right away?
A.
and
B.
then
C.
or
D.
otherwise
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