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问题 单项选择题

下面所列不是高密度聚乙烯装置聚合反应所用原料的是（）

A.乙烯

B.丁烯

C.氢气

D.丙烯

答案

参考答案：D

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THE BEST SHOPPING IN SYDNEY

Sydney is one of the world's biggest cities
and has something for everyone when it
comes to shopping. You will find excellent
Australian products alongside the best that
the world has to offer. At the bottom of
Sydney Tower, you can shop in 160 of
Sydney's favorite stores including 16
jewellery stores and many gift and fashion
shops. It's all at Westfield Centrepoint.
Tel: 9231 9300.		SOVEREIGN HILL

This prize-winning living museum is where
Australia's history comes alive! Visit daily
or stay for the night and experience life of
the Gold Rush days. A wonderful nightly
sound and light show, " Blood on the Southern
Cross" tells the story of the famous Eureka
Uprising. Enjoy shopping along with real life
character and entertainment. 4-star hotel and
breakfast.
Tel: 5331 1944
ANCHORAGE RESTAURANT

Come and enjoy our delicious Cantonese
seafood right on the water's edge in the
historic fishing port of Williamstown with
views of the city centre across Port Phillip
Bay.
Open 7 days a week
Lunch: Sunday to Friday
           11:00 am-2:00 pm
Dinner: Monday to Saturday 
           5:00pm.-10: 30pm.
Tel: 9397 6270 or 9397 7799		COOK'S COTTAGE

Built by James and Grace Cook, parents of
Captain James Cook, Cook's Cottage stands
proud in the Fitzroy Gardens as a reminder
of life in the eighteenth century, and as a
celebration and commemoration of the life
and travels of Captain James Cook.
Open 9:00 am -5:00 pm daily, and until
5:30 pm during the summer.
Information: 9419 4677.


1. Where can you spend the night in a tour?
A. Cook's Cottage.
B. Westfield Centrepoint.
C. Sydney Tower.
D. Sovereign Hill.
2. What is the time that Cook's Cottage is open on Saturday in the summer?
A. 11:00 am-2:00 pm.
B. 5:00 pm-10:30 pm.
C. 9:00 am-5:30 pm.
D. 9:00 am-5:00 pm.
3. The Anchorage Restaurant is _____.
A. in Williamstown
B. in the centre of the city
C. in Anchorage
D. in a Cantonese fishing port
4. If you want to buy the best products in Australia, you may call _____.
A. 9397 6270
B. 9231 9300
C. 5331 1944
D. 9419 4677
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单项选择题

独立避雷针的接地引下线导通测试值应在（）以上。

A.50mΩ

B.500mΩ

C.1000mΩ

D.1500mΩ
查看答案