câu 6 . những bazơ nào dưới đây vừa tác dụng được với axit , vừa bị nhiệt phân hủy A. NaOH , KOH, CU(OH)2 B. NaOH , KOH, BA(OH)2 C. Ca(OH)2, FE(OH)3 , Mg(OH)2 D. Cu(OH)2, Mg(OH)2 , AL(OH)3

Choose the best answer.

I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.