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
查看答案
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
请选出邀请某人做某事的句型？
A. What’re you going to dotomorrow evening?
B. what do you do?
C. What’re you doing on Saturday night?
D. Would you like to goroller-skatingwith me this Saturday afternoon?
日出和日落的色温为
A.1850K
B.2380K
C.3400K
D.4500K
微信支付 
支付宝支付