If the PSCO has clear grounds for carrying out a more detailed inspection, （）should be immediately informed of these grounds.
Have run out of fuel, the plane crashed to the ground.
A ground in an electrical circuit outside the engine room （）.
The ship grounded in the channel while（）the Second Bar.
An electronic depth finder operates on the principle that（）.
（）is not a feature of the electronic controlled engines.
The ground terminal of a starter should be connected to （）
Who put the books on the ground? Could you pick them（）?
P eople used to think the development of electronics may ( ), but now more and more letters and documents travel electronically.
The ball hit the ground and ________ (蹦跳)high into the air.
People used to think the development of electronics may ( ), but now more and more letters and documents travel electronically.
The aircraft really got off the ground in 1903.
The gym ___ located west of the sports ground.
The Shanghai Stock Exchange is the first electronic market in the world.
The little child__________ on the ground.
The first step in the development of electronics was electron tube invented by Fleming in 1904.
智慧职教: The plane _____, its bombs exploding as it hit the ground.
In which of the following countries is the electronic observation most frequently used？
The Solo Trek is able to lift off the ground by using_____.
Besides the electrons, an atom also contains positive electrical particles______total charge must be equal to that of the electrons.
Although it is possible to launch the spaceship both from ground and from the air, some people believe it's more cost-effective to launch it from ground.
Not until the game had begun________at the sports ground.
The ground is _____ with the ______ leaves.
which of the following species has the most unpaired electrons （）
