第 11 至 15 题为题组
Measurements are needed in many everyday activities. In kitchens you
will find measures for
volume (measuring cups), mass (scales and
weights), and temperature (cooking thermometers). Accurate measurements are 11 important for scientific experiments. In
a laboratory, make sure your measure meets your needs. 12 using any thermometer, double check that
it covers the right temperature 13 for your activity or experiment. A garden
thermometer, 14 , will burst if you try to use it
for boiling liquids.
There are different systems of measures. Most scientists now use the
International System of
measures, with meters for length, kilograms
for 15 , and seconds for time. If the measures
in your experiment show other units, appropriate conversion tables for
different systems may prove to be very useful.
11. (A) deliberately (B) instantly (C)
particularly (D)
scarcely