31.   This explains the neutral look on the faces of people in the streets.

32.   When he had finished he had a worried look on his face.

33.   You should have seen the look on his face when I told him I was leaving.

34.   I could tell by the look on his face that something was up.

35.   She backed away from the menacing look on his face.

36.   I could see from the look on her face that something was wrong.

37.   He had a surprised, slightly puzzled look on his face.

38.   The look on his face boded ill for somebody.

39.   She had a kind of vacant look on her face.

40.   She turned to me with an expectant look on her face.