Over the past 20 years, the Internet has helped change our world in way or another for the better.

The larger of two numbers exceeds three times the smaller number by 2. The sum of twice the large and 4 times the smaller is 73. If a is the smaller number, which equation below determines the correct value of x?

Due to GPS roll over of the clock cycle，GPS receivers may give the wrong time and position or may lock up permanently on（）.

Which three timing modes are supported on the ONS 15454 shelf? （）(Choose three.)

If the capacity of a centrifugal pump decreases gradually over a long period of time, you should replace the （）.

The palace caught fire three times in the last century， and little of the original building ________ now.

It will be a relief over the death of a friend or a relative if the friend or relative dies from ______.

Over the past 20 years, the Internet has helped change our world in either way or another for the better.

DO NOT，REPEAT，NOT OVER-TAKE means that you should（）.

The palace caught fires three times in the last century,and little of the original building_______ now.

After the cameraman had taken three or four photographs of the soldier ants, he found they had ______ all over his feet.

The ball _____ two or three times before rolling down the slope.