Câu 2. Hoàn chỉnh các chuỗi thức ăn sau cho hợp lí: a. Lúa ->A -> ếch -> Sinh vật phân giải b. Cỏ -> châu chấu -> B ->rắn ->VSV c. Thực vật -> C ->cầy ->D -> VSV d. Cây lúa ->sâu ->E ->Nhện ->chim ăn côn trùng ->F ->VSV

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.