You can’t imagine ________ boy can do ________ work.

his works earned him quite a reputation inLiverpool, he has stayed there most of his life, ____ the occasional visit tohis hometown.

Looking you straight in the eye does not mean the person is telling the truth. Experienced liars often do this in a(an)______way, playing on people believing the myth.

Most whales must come up for air after several minutes, _______ a few can stay under water for an hour or more

It was not until dark _____ he found _____ he thought was the correct way to solve the problem．