Where is your sister? She _____________ in the study.[ ]
A. is
B. am
C. are
答案:A
用适当的句子补全对话。
A: Good morning!
B: Good morning! ________________?
A: Yes, please. ________________.
B: Come this way. Here are the sweaters.
A: This white one is nice. ________________?
B: 49 dollars.
A: OK. ________________. Here is the money.
B: Thank you.
A: ________________.
单价法编制预算,是以施工图为依据,根据( )进行编制的。
A.设计概算
B.预算定额
C.取费标准
D.地区人工、材料、机械台班的预算价格
E.单项工程概算