

(Sửa lại lỗi sai và giải thích chi tiết giúp em với ạ. Em cảm ơn nhìu 
1. The workers (A) attempted to (B) free the cat (C) to the trap, but several obstacles were (D) in the way. .................................
2. Mercury is the (A) metal only (B) existing as a liquid (C) at ordinary (D) temperatures. .....................................
3. New York City (A) has more (B) miles subway track (C) than any (D) other city. .....................................
4. (A) The earth depends (B) on the sun (C) about its (D) heating. .....................................
5. It (A) is said that Einstein (B) feels very bad about the (C) application of his theories (D) to the creation of weapons of war. ..
6. (A) Political science , (B) like the (C) another social sciences, is not an (D) exact science. .....................................
7. It is possible (A) to get a sunburn on (B) a cloudy day because eighty percent of the ultraviolet rays from the Sun (C) would
penetrate cloud (D) cover. .....................................
8. (A) The dog remained (B) faithfully (C) to its master (D) until the end. .....................................
9. Unless Terry (A) passes his (B) math course, he (C) will graduate (D) this semester. .....................................
10. Uncle Ho’s (A) desire (B) was our country might (C) keep pace with (D) other countries in the world. .....................................

Choose the mistake that needs correcting: |
1. The workers (A) attempted to (B) free the cat (C) to the trap, but several obstacles were (D) in the way. .................................
2. Mercury is the (A) metal only (B) existing as a liquid (C) at ordinary (D) temperatures. .....................................
3. New York City (A) has more (B) miles subway track (C) than any (D) other city. .....................................
4. (A) The earth depends (B) on the sun (C) about its (D) heating. .....................................
5. It (A) is said that Einstein (B) feels very bad about the (C) application of his theories (D) to the creation of weapons of war. ..
6. (A) Political science , (B) like the (C) another social sciences, is not an (D) exact science. .....................................
7. It is possible (A) to get a sunburn on (B) a cloudy day because eighty percent of the ultraviolet rays from the Sun (C) would
penetrate cloud (D) cover. .....................................
8. (A) The dog remained (B) faithfully (C) to its master (D) until the end. .....................................
9. Unless Terry (A) passes his (B) math course, he (C) will graduate (D) this semester. .....................................
10. Uncle Ho’s (A) desire (B) was our country might (C) keep pace with (D) other countries in the world. .....................................