Declining an invitation 的同义词是哪一个？
A. refuse to attend a party
B. agree to attend a party
C. decide to attend a party
正常阳光(9:00-11:30、14:00-16:30)的色温为
A.3400K
B.4500K
C.5400K
D.5800—6500K
请选出拒绝别人邀请的句型。
A. sure, I 'd love to.
B. Saturday afternoon? I’m afraid I won’t be able to.
C. Oh, thanks, but ... maybe some other time. I’m verybusy tonight.
D. why not?
卤钨灯的色温为
A.2400—2800K
B.2600—2800K
C.3150K
D.5000—6000K
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