【C6】A．uponB．forC．asD．to

【C6】A．UponB．OverC．WithD．For

A．for exampleB．as forC．such asD．as to

The reason______I cant come is that I have to work late.A．becauseB．forC．asD．why

【C6】A．come uponB．relate toC．interfere withD．set about

【C6】A．uponB．overC．intoD．after

【C6】A．onB．forC．asD．in