If an amount of water adds ten feet to the height of a fiver 100 feet wide, it will add on
From the passage, we can conclude that ______.
A.all trees give off the same amount of water into the air
B.the larger a tree is, the less water it will give off into the air
C.different kinds of trees give off different amount of water into the air
D.trees of the same kind give off different amount of water into the air
—Where is your father? —He ______ flowers in the garden.
A.waters
B.must water
C.must be watering
D.must have watered
Where can the listeners see the wate pipes?
A.On a hillside.
B.Inside a pavilion.
C.At the gateway.
D.Under a dome.
A.Drying the food.
B.Heating the food.
C.Cooling the food.
D.Putting the food in the water.
Before starting an air compressor, It should be _____.
A.unloaded
B.primed
C.filled with water
D.greased
If a small electric motor is immersed in salt water, it should be ()
A.washed in fesh water
B.dried in an oven
C.A and B
A.It has a ribbed shell.
B.It has an unusually large valve.
C.It was found near the water.
D.It is smaller than a mollusc.
Why are some restaurants turning up the pressure to sell bottled water?
A) Bottled water brings in huge profits.
B) Competition from the wine industry is intense.
C) Most diners find bottled water affordable.
D) Bottled water satisfied diners’ desire to fashionable.
Different from fish, dolphins______.
A.live on land
B.breathe with lungs
C.breathe under water
D.live without oxygen
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