【C19】A．runningB．hangingC．lookingD．falling

A． shakingB． hangingC． fallingD． floating

When I saw her facial ______ I knew she was angry.A．appearanceB．expressionC．lookingD．feeli

What may happen to you, if you ______ in your school work？A．fall downB．fall apartC．fall of

Everyone said he was a decent sort of guy.A.honestB.richC.good－lookingD.high－ranking

The two products _____ the same category.A: fall offB: fall downC: fall intoD: fall ove

Let’s assume you ______ one of those categories.A: fall downB: fall offC: fall intoD: