Parents and children often disagree about what is important or right because ______.

The reason for making a decision is that a problem exists, or something is standing ______the way of accomplishing them.

Theoretically, a good screwdriver should last a lifetime, but it rarely _____, usually because it is used at one time or another as a substitute for some other tool.

______ is the address of a variable or a variable in which the address of another variable is stored.

______is the address of.a variable or a variable in which the address of another variable is stored.

Project ______is an uncertain event or condition that，if it occurs，has a positive or a negative effect on at least one project objective，such as time，cost，scope，or quality．

Fingerprints are often used as a method of solving criminal case because ______

It is generally considered unwise to give a child___( )_____ he or she wants.

 ______ twice a year, whether it is a car or a bus or a truck, is the rule that every driver must obey in this city.

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

It is the ability to do the job ______ matters not where you graduate from or what you are.

__________ is often the case with children, Tom was completely better .by the time the doctor
arrived.