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22、

1．A thermometer is used in the experiment for .

A．marking B．measuring C．freezing D．timing

2．When should the timing begin?

A．Before you label the plain water. B．After you finish stirring the salt water

C．When ice starts to form on water. D．As soon as both cups are in a freezer

3．By doing this experiment, the writer intends to .

A．record the exact freezing point at which salt water turns frozen

B．draw a conclusion that fresh and salt water freeze at the same time

C．prove a guess that salt water is different from fresh water in freezing

D．a(chǎn)ffect the time and temperature at which salt water freezes

評(píng)卷人	得分

四、書面表達(dá)

（每空？分，共？分）

22、BDC

四、書面表達(dá)

相關(guān)習(xí)題

科目：高中英語 來源：天利38套《2008全國各省市高考模擬試題匯編(大綱版)》、英語大綱版 題型：050

閱讀理解

(1)

A thermometer is used in the experiment for ________．
[　　]
A．	marking
B．	measuring
C．	freezing
D．	timing

(2)

When should the timing begin?
[　　]
A．	Before you label the plain water．
B．	After you finish stirring the salt water．
C．	When ice starts to form on water．
D．	As soon as both cups are in a freezer．

(3)

By doing this experiment, the writer intends to ________．
[　　]
A．	record the exact freezing point at which salt water turns frozen
B．	draw a conclusion that fresh and salt water freeze at the same time
C．	prove a guess that salt water is different from fresh water in freezing
D．	affect the time and temperature at which salt water freezes

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