【C10】A．InB．ThroughC．WithD．Under

【C10】A．pass overB．pass throughC．build upD．break through

【C4】A．inB．throughC．withoutD．throughout

The elderly Russians find it hard to live ______ their state pensions.A．onB．throughC．withD

【C7】A．inB．toC．withD．of

【C10】A．inB．toC．withD．for

【C5】A．inB．atC．withD．for