1.none of the clocks used long ago were accurate.accurate means (interpretative)
a.free from error
b.comparable
c.very useful
d.efficient

2.Which of the following ways of telling time made use of sand? (Literal)
a.water clocks
b.hourglass
c.sundials
d.clocks

3.when men of long ago told time at might,they looked at the _____ to tell the time.(Literal)
a.cloud formation
b.moon
c.stars
d.sun

4.the sundials may not be useful in telling time ____________________.(Interpretative)
a.at noon time
b.in the morning
c.during a rainy day
d.when the sun shines brightly

5.How are the hourglass and the water clock similar?(Interpretative)
a.both tell time by the hour.
b.both use water to tell time.
c.both are ised only in the daytime.
d.both have a narrow center through which something flows.​