听力原文：W: What a lot of traffic! You should have listened to me not to drive down the main street when it's so crowded.
M: Just be patient, honey. It's usual that many roads are busy on weekends.
Q: Where did the conversation take place?
(13)
A．At a railway station.
B．At an airport.
C．On a road.
D．In an office.

听力原文：W: Jimmy, remember to send your aunt a postcard fr...

单项选择题听力原文：W: Jimmy, remember to send your aunt a postcard from Tokyo when you go there for holiday.
M: Yes, mum. I'm sure she'll be very happy to get one. She has a large collection of postcards from all over the world now.
Q: What do we learn about Jimmy's aunt?
(14)
A．She likes postcards.
B．She lives in Tokyo.
C．She is going to Tokyo.
D．She has traveled all over the world.

下列属于板式塔的包括（）。A.浮阀塔B.筛板塔C.加热塔D.填料塔

多项选择题下列属于板式塔的包括（）。

无粘结预应力混凝土施工方法的说法，正确的是（）。A.不需要预留孔道和灌浆B.张拉时摩擦阻力较小C.预应力筋易弯...

多项选择题无粘结预应力混凝土施工方法的说法，正确的是（）。