Can thứ nhất đựng 12 lít nước.Can thứ hai đựng 16 lít nước.Hỏi can thứ ba đừng bao nhiêu lít nước? Biết trung bình mỗi can đựng 15 lít nước.

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4. He didn’t come because he was sick. => He didn’t come because of 5. The train was late because the fog was thick. (sương) - Because of.................................................................................................................................. 6. The plane couldn’t take off because the weather was bad. (cất cánh) - Because of.................................................................................................................................. 7. She stayed at home because her mother was sick. - Because of.................................................................................................................................. 8. All the teachers love him because his conduct is good. (hạnh kiểm) - Because of.................................................................................................................................. 9. Mary can’t sleep because there was the noise. - Because of.................................................................................................................................. 10. Because of the strong wind, they can’t go jogging.  Because the ………………………………………………………………………………… 11. My friend was absent because of his illness  Because he ……………………………………………………………………………………. 12. I couldn’t read the novel because of the darkness.  Because it ……………………………………………………………………………………… cam on nhieu