【C2】A．smallB．bigC．cheapD．costly

【C16】A．smallB．littleC．bigD．large

A．enoughB．scarceC．cheapD．popular

【29】A．smallB．fewC．rareD．scarce

【C20】A．chargingB．expensiveC．cheapD．commercial

【C12】A．fastB．bigC．highD．far

【C2】A．smallB．largeC．littleD．a lot of