Trong một máy biến thế, căn cứ vào đâu để phân biệt cuộn sơ cấp, cuộn thứ cấp?

Giải hộ mình ạ...!!

IV. Finish the second setence so that it has the same meaning as thr first.

Câu 20: My sister isn't a good volleyball player.

---> I wish......

Câu 22: They did the work excellently.

---> The work.......

Câu 23: My Father started to give up smoking last year.

---> My father has......

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.