【C8】A．onB．overC．byD．during

The boss shrugged（) the workers’ complaints her granddaughter when she does.A onB overC

【C18】A．onB．inC．byD．to

You can ask these experts ______ advice in job hunting.A.onB.overC.fromD.for

【C17】A．onB．inC．byD．for

We shall hold______to the shares, theyll appreciate considerably.A．onB．overC．downD．up

【C8】A．withB．overC．aboveD．for