Lợn nuôi thường bị sán bã trầu kí sinh ở ruột gây hại, làm lợn gầy rạc, da sần sùi và chậm lớn. Vậy theo em làm thế nào để loại bỏ sán bã trầu ra khỏi ruột lợn? Cách phòng tránh sán bã trầu?

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EX2. Chọn câu trả lời đúng nhất điền vào chỗ trống. 1. Do you know _______ language is spoken in Kenya? A. Which B. Who C. What D. How 2. _______ is your blood type? A. Which B. Who C. What D. How 3. _______ do you play tennis? For exercise. A. Which B. Who C. What D. Why 4. _______ can I buy some milk? At the supermarket. A. Which B. Where C. What D. How 5. _______ much do you weigh? A. Which B. Who C. What D. How 6. _______ hat is this? It's my brother’s. A. Which B. Who C. What D. Whose 7. _______ can I park my car? Over there. A. Where B. Who C. What D. How 8. _______ tall are you? A. Which B. Who C. What D. How 9. _______ do you like your tea? I like it with cream and sugar. A. Which B. Who C. What D. How 10. _______ picture do you prefer, this one or that one? A. Which B. Who C. What D. How 11. _______ is that woman? - I think she is a teacher. A. Which B. Who C. What D. How 12. _______ book is this? It’s mine. A. Which B. Who C. What D. Whose 13. _______ do you usually eat lunch? At noon. A. Which B. Who C. What D. When 14. _______ does your father work? At City Hall. A. Which B. Where C. What D. How 15. _______ usually gets up the earliest in your family? A. Which B. Who C. What D. How 16. _______ do you think of this hotel? It’s pretty good. A. Which B. Who C. What D. How 17. _______ does your father work at that company? Because it’s near our house A. Which B. Why C. What D. How 18. _______ dances the best in your family? A. Which B. Who C. What D. How