【C12】A．throughB．byC．viaD．across

A． throughB． fromC． byD． on

【C11】A．throughB．byC．inD．across

A．throughB．onC．withD．by

A．throughB．acrossC．to

【C12】A．atB．byC．inD．for

【C9】A．throughB．afterC．forD．over