A.falls／in
B.has been falling／on
C.has fallen／at
D.is falling／in
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A.is flowing towards the land
B.is moving towards the ocean
C.level is not changing
D.level is rising because of heavy rains
A.Prevailing Westerly
B.Sub-Polar Flow
C.West Wind Drift
D.Humboldt Current
A.the density of the water
B.the air temperature
C.the presence of a high pressure area near it
D.underwater soil conditions
A.density differences of the water
B.rotation of the earth
C.direction of primary circulation of air
D.all of the above
A.north
B.east
C.southwest
D.northwest
最新試題
You are docking a vessel．Wind and current are most favorable when they are（）.
The speed of an ocean current is dependent on（）.
When there are small differences between the heights of two successive high tides or two successive low tides，the tides are called（）.
The Benguela Current flows in a（）.
River currents tend to（）.
Stand of the tide is that time when（）.
The velocity of the current in large coastal harbors is（）.
（）is not a type of tide.
Neap tides occur when the（）.
Which statement is TRUE concerning equatorial tides（）.