A．thatB．whichC．whomD．what

【C20】A．in thatB．for whichC．with whomD．by whom

【C2】A．thatB．in whichC．whichD．what

【C14】A．thatB．whichC．whereD．what

【C2】A．thatB．whichC．howD．what

【C4】A．thatB．whichC．howD．what

【C4】A．thatB．whichC．itD．what