It’s not surprising that MrJohnson suddenly fell ill dying________ he is already at the age of eighty.[ ]

Many scientists believe that now we can study the behavior of a three-year-old child to see ____ they will grow up to be criminals

raining program can give you a lift at work, ____ increase your income by 40%.

The president stood by a window inside the room, ____, looking over the square.

Many people are in great need of extra food.— Yes.It is a challenge to________all their needs. [ ]