C1:( 76 x 28 ) : 7
=2128:7
=304
C2:( 76 x 28 ) : 7
=76x(28:7)
=76x4
= 2128:7
= 76x 28/7
= 76x4
chúc bn học tốt
1. We can’t go along here because the road........................ A. is repairing B. is repaired C. is being repaired D. repairs 2. The story I’ve just read...................Agatha Christie A. was written B. was written by C. was written from D. wrote by 3. I’m going to go out and................................................. A. have cut my hair B. have my hair cut C. cut my hair D. my hair be cut 4. Something funny ...........................in class yesterday A. happened B. was happened C. happens D. is happened 5. Many US automobiles........................in Detroit, Michigan A. manufacture B. have manufactured C. are manufactured D. are manufacturing 6. A lot of pesticide residue can.........................................unwashed produce A. find B. found C. be finding D. be found 7. We..................by a loud noise during the night A. woke up B. are woken up C. were woken up D. were waking up 8. Some film stars...................difficult to work with A. are said be B. are said to be C. say to be D. said to be 9. Why did Tom keep making jokes about me? – I don’t enjoy........................at A. be laughed B. to be laughed C. laughing D. being laughed 10. Today, many serious childhood diseases...........................by early immunization A. are preventing B. can prevent C. prevent D. can be prevented 11. Do you get your heating..........................every year? A. checking B. check C. be checked D. checked 12. Bicycles.......................in the driveway A. must not leave B. must not be leaving C. must not be left D. must not have left A13. Beethoven’s Fifth Symphony.......................next weekend A. is going to be performed B. has been performed D. will be performing D. will have perform 14. All bottles......................................before transportation A. frozen B. were froze C. were frozen D. are froze 15. ...............................................yet? A. Have the letters been typed B. Have been the letters typed C. Have the letters typed D. Had the letters typed 16. English has become a second language in countries like India, Nigeria or Singapore where.................for administration, broadcasting and education A. is used B. it is used C. used D. being used 17. The telephones..............by Alexander Graham Bell A. is invented B. is inventing C. invented D. was invented 18. Lots of houses...................by the earthquake A. are destroying B. destroyed C. were destroyed D. is destroyed 19. Gold.........................in California in the 19th century A. was discovered B. has been discovered C. was discover D. they discover 20. The preparation.......................by the time the guest............................ A. had been finished- arrived B. have finished- arrived C. had finished-were arriving D. have been finished- were arrived
4/5m2= Cm2 2/5= % 245 phút= Giờ Phút
1)Sắp xếp các số sau theo thứ tự tăng dần -37,25,0,/-18/,-/-19/,-/-39/-/+51/
Giúp mình câu hỏi này được không ạ Mình cảm ơn ạ
Mình cần gấp,.........,..................
mẹ mua 1 mảnh vải.Mẹ may cho em hết 1/3 mảnh vải.Mẹ nói rằng chỗ vải còn lại đủ may 4 cái áo.Hỏi mẹ mua bao nhiêu mét biết mỗi cái áo hết 2/3 mét vải khi trả bài kiểm tra toán a tiếng việt lớp 5A có 40 điểm 10.Biết răng có 30 bạn đạt 10 môn toán,28 bạn đạt điểm 10 môn tiếng iệt.Có bao nhiêu bạn đạt 10 cả 2 môn help help
Viết bài văn nghị luận với đề bài Bảo vệ rừng là bảo vệ cuộc sống của chúng ta
vẽ chibi có màu tối bận nên giờ đăng trước
vẽ Shuka trong D-game :)) ko sai tỉ lệ + nét mượt
Câu 1: Đây là 5 nguyên tắc để sống hạnh phúc: 1. Yêu bản thân 2. Làm việc tốt 3. Luôn tha thứ 4. Không là tổ thương ai 5. Hay tích cực Anh chị có đồng tình với nguyên tắc trên không? Viết một bài văn bày tỏ quan điểm của mình?
Loga.vn - Cộng Đồng Luyện Thi Trực Tuyến