W: Of course,we rent them by the hour or by the day.
Either way you have to have them back here by six.
Q: When must the boats be returned?
10. M:Good morning,madam.What can I do for you?
W: Id like an estimate for repairing my emergency brake.
The car rolls when I park it on a hill.
Q:Where does the conversation most probably take place?
Sectio B
Passage One
One of the primary materials used in the construction of buildings and roads is cement
a powder made primarily from limestone and clad.
Even though the ancient Egyptians and Romans used a kind of cement,it was not until 1824 that an English bricklayer develope
a cement strong enough for modern roads and buildings.
While experimenting in his kitchen
the bricklayer found that a mixture of limestone and clad
that had been heated together formed a hard
stone like chunk as it cooler
When this substance was ground into a find powder it could be stored indefinitely.
When the powder was mixed with water
it made an excellent quality of cement that quickly hardened in sunlight or even under water.
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