【C17】A．customsB．costumesC．cosmeticsD．cosmos

【C17】A．freedomB．freeC．somethingD．money

【C17】A．relievedB．delegatedC．approvedD．performed

The store readjusted its price to attract more ______ .A．customsB．customersC．costumesD．cos

根据材料，回答题。 Stars in Their EyesThe ScientifiC．American Book of the Cosmos edited by

The best title for the passage probably is______.A．Folklore and Folk CustomsB．Problems and

具有怎样结构的甾体激素类药物可用四氮唑比色法测定（)。A C17－a－甲酮基B C17－a－ 醇酮基C C20 －