Other people stop at each new word and look it ________in the dictionary.

Many of the younger buyers say they are turned off by the poor ________of modern goods.

In one type of laboratory test all the variables ________one are controlled.

________when you go through the mental exercises to come up with a tentative definition should you open the dictionary to see if you’re right.

The satellite also demonstrated how it could provide help to people living in isolated areas where ________is difficult.

Their mother is busy ________ready for work.

It was long supposed that the main difference between animals and plants was that the former could move about while the ________could not.

The moon merely ________the light of the sun, like a huge mirror hung in the sky.

Some people who are very intelligent and successful in their fields find ________difficult to succeed in language learning.

The traditional view that men are superior____ women still exists in some remote areas.