2,Thực hiện phép tính(tính nhanh nếu có thể)
a,\(\frac{2}{3}+\frac{1}{3}\cdot\left(-\frac{2}{5}\right)\)
b,\(0,75\cdot1\frac{7}{9}-1\frac{2}{5}:\frac{-21}{20}\)
c,\(\frac{-2}{17}+\frac{15}{23}+\frac{15}{-17}-\frac{-4}{19}+\frac{8}{23}\)
d,\(2019^0\cdot\left(6-2\frac{4}{5}\right)\cdot3\frac{1}{8}-1\frac{3}{5}:25\)phần trăm
e,\(\left(\frac{7}{8}-\frac{1}{2}\right)\cdot2\frac{2}{3}-\frac{3}{7}\cdot\left(2,5^2\right)\)
IV. Compelte the sentences with the corrert form of the verb.
1. If we (need) ______________some help, we will ask.
2. If Peter stays with his grandparents, Susan (not be) ______________happy.
3. She (not write) _____________________to you if she leaves.
4. Robots (clean) _____________ the housework in the future.
5. My borther (listen) ________________to music now.
6. They (visit) _________________Da Lat next week.
7. Long is thirsty. He'd like (drink) _______________some water.
8. Now they (play) _______________ soccer.
9. He ( not go) ______________ fishing tomorrow.
10. Do you usually(jog)_____________ in the morning?-Yes, I do.
Giúp mình nhé!!Ngày mai mình phải nộp rồi.
Hãy mô tả trường học THCS mới của bạn nhé! (Lớp 6 đó nha)
- Name of school
- How big is it?
- How many classes/ students/ teachers?
- Which subject do you learn at shool and which do you like best?
- How are your new friends and your teacher?
- How do you feel to learn at this school?
Giúp mik nhé!!!