问答题

Speaker A: Where can we get the computer fixed?Speaker B: ______
A．Yes. I have no idea.
B．Why not ask John about it.
C．No. I believe there is one at the corner.
D．Why do you want it repaired?

A.Yes.
B.
B．Why
C.
C．No.
D.
D．Why

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湿空气的总压为101．3kPa，温度为10~C，湿度为0．005kg水Ykg干气。试计算：(1)空气的相对湿度φ1；(2)空气温度升到35℃时的相对湿度φ2；(3)温度仍为35℃，总压提高到115kPa时的相对湿度φ3；(4)温度仍为第(1)问的10℃，若总压从101．3kPa增大到500kPa，试求此条件下的湿空气饱和湿度Ha，并与原空气的湿度H比较，求出加压后每千克干空气所冷凝的水分量。

A.3kPa，温度为10~C，湿度为0．005kg水Ykg干气。试计算：(1)空气的相对湿度φ1；(2)空气温度升到35℃时的相对湿度φ2；(3)温度仍为35℃，总压提高到115kPa时的相对湿度φ3；(4)温度仍为第(1)问的10℃，若总压从101．3kPa增大到500kPa，试求此条件下的湿空气饱和湿度Ha，并与原空气的湿度H比较，求出加压后每千克干空气所冷凝的水分量。

Speaker A: Have you ever been to the Temple of Heaven in Beijing?Speaker B: ______
A．No, but I have no time.
B．No, but I'd like to.
C．Yes. I was too busy then.
D．Yes. I couldn't do it right now.

A.No,
B.
B．No,
C.
C．Yes.
D.
D．Yes.