【C15】A．spendB．investC．detectD．test

【31】A．spotB．identifyC．detectD．notice

My supervisor had me ______ the morning taking inventory.A．spendB．to spendC．spentD．spendin

【C13】A．spendB．costC．consumeD．waste

【C4】A．spendB．requireC．settleD．retain

Mother told Little Tom not_____ all the money.A.spendB.spentC.to spend

【S4】A．spendB．useC．takeD．consume