The first paragraph is intended to ________.

According to Steven Young, if scientists get the data that ________, they would petition for fast track status.

While integrase deletes an immune cell's genetic material and replaces it with its own, it acts like ________ in a word processor.

If the drug proves effective in human trials,it could enhance the effectiveness of existing AIDS drugs in ________.

Nearly all the families can manage to meet the soaring tuition costs through various investment plans.

One reason why colleges increase tuition and fees is that the state support is shrinking.

The only problem the students are facing at graduation is the dismal job market.

Griffith worked for a firm that specialized in economic development in Washington D.C. because she needed money to pay for her debt.

Two lines can form an infinite number of ______.

Yesterday was such a ____ day we decided to go for a drive.