Compared with the _____ period last year, average temperatures have been low.

Imagine how many times restaurants and merchants had to change their posted prices during the _____ 1970s, when prices almost doubled.

We cannot _____ the country ’ s telecommunications to unqualified people。

In our culture, we are accustomed to sophisticated prescription drugs containing a _____ of chemical ingredients

In the last twenty years, breakthroughs in technology have _____ advanced the way we communicate, bringing us computers, cell phones and the Internet.

The question of going to the United States for a doctor _____ his mind

These days people are becoming more and more _____ about the food they eat.

Jack managed to get 147 tapes and 100 books plus lots of magazines through customs in a(n> _____ way

Though she _____ and pleaded, he refused to go to the dance.

This _____ factor means that there is often a connection in appearance and temperament between parents and children.