题目内容

卤钨灯的色温为

A.2400—2800K
B.2600—2800K
C.3150K
D.5000—6000K

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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?

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日出和日落的色温为

A.1850K
B.2380K
C.3400K
D.4500K

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光强度的单位是

A.lx
B.lm
C.cd
D.nm

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Mary: Hello,Robert. __1(明晚你们有安排了吗)?Robert: Tomorrow evening? _2.（没什么事情）Mary: ______3_（我们想邀请您周五晚上过来株洲吃饭）Robert: Oh, thank you. What time should I come?Mary: __4(晚上7点30分，如何？)Robert: OK. Thank you for inviting me.Mary:5_（很乐意）

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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？

日出和日落的色温为

光强度的单位是

A.2400—2800K
B.2600—2800K
C.3150K
D.5000—6000K