Trong mạch gồm các điện trở R1=6 ôm,R2=12 ôm mắc nối tiếp. Điện trở tương đương của đoạn mạch là? A.4 ôm B.6 ôm C.9 ôm D.18 ôm Giỏi lí giúp mik với cảm ơn

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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.

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

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