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Olm chào em. Olm rất vui mừng khi các em có động lực, có niềm vui trong học tập khi học trên nền tảng Olm. Cảm ơn em đã lựa chọn gói vip và đồng hành cùng Olm. Chúc em học tập hiệu quả và có những giây phút giao lưu thú vị cùng Olm, em nhé.

Olm chào em, cảm ơn đánh giá của em về chất lượng bài giảng của Olm, cảm ơn em đã đồng hành cùng Olm trên hành trình tri thức. Chúc em học tập hiệu quả và vui vẻ cùng Olm em nhé!

\(A=\frac{1}{3}.\left(\frac{3}{2.4.6}+\frac{3}{4.6.8}+...+\frac{3}{22.24.26}\right)\)
\(A=\frac{1}{3}.\left(\frac{1}{2.4}-\frac{1}{4.6}+\frac{1}{4.6}-\frac{1}{6.8}+...+\frac{1}{22.24}-\frac{1}{24.26}\right)\)
\(A=\frac{1}{3}.\left(\frac{1}{2.4}-\frac{1}{24.26}\right)\)
\(A=\frac{1}{3}.\frac{77}{624}\)
\(A=\frac{77}{1872}\)

english
math
IT (Information Technology)
PE (Physical Education)
Art
Music

V.Read and circle a , b or c.
Hi , my name is Peter .This is my grandma . She is 75 years old. She can remember all the phone numbers of my family members. My father’s phone number is 0989087652 . My mother’s phone number is 0912388878 . My brother’s phone number is 01020304050 . But my grandma can’t remember her phone number because she never calls it.What is your phone number ? Can you remember it ?
1. Peter’s grandma is …………………….
a .sixty – five b. seventy – five c . eight- five d.fifty-five
2. His grandma can remember all the ………………… of the family members.
a. names b. jobs c.phone numbers d.numbers
3. His ……………………. phone number is 0989087652.
a. father’s b. mother’s c . brother’s d.sister’s
4. His ……………………. phone number is 0912388878.
A . father’s b. grandmother’s c . brother’s d. mother’s

2. visit
3. play
4. works
5. doesn't work
6. don't speak
7. doesn't go
8. don't clean
9. doesn't ride
10. doesn't work
11. Does - make
12. Does - write
13. Does - speak
14. Does - phone
15. Does - play
Put the correct verb in present simple :
1. I usually go (go) to school.
2. They visit (visit) us often.
3. You play (play) basketball once a week.
4. Tom works (work) every day.
5. My father doesn't work (not work) at school.
6. You don't speak (not speak) English.
7. He doesn't go (not go) home late.
8. They don't clean ( not clean ) the bathroom.
9. Mai doesn't ride ( not ride ) her bike in the park.
10. Billy doesn't work (not work) in the supermarket.
11. Does her mother make (make) breakfast every day?
12. Does she write ( write ) a letter ?
13. Does Linda speak (speak) English?
14. Does Peter phone (phone) his father on Sundays?
15. Does Ann play (play) basketball very well?
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