Bài 1: quy đồng mẫu các phân số 

a. 4/5 và 3/-4

b. 5 và 1/3

c, 1/2 ; 2/3 và 5/-16

bài 2: Chứng minh rằng các phân số sau đây bằng nhau

7707/9909    22827/29349

29785/38295

ex1: Complete the sentences with given words

weather forecast

remote control

soap opera

animal programme

TV shedule

national

comedy movies

game show

channel

educational

1. .......... is a programme about animals' life

2. VTV 3 is a ....... channel

3. the programme of forecasting weather is called

4. "Who wants to be a millionaire" is a very famous

5. " One versus one hundred" is a game show which is both..... and entertaining

6. Could you give me the.......? I want to switch the channel

7. My mother loves Indian films, so her favourite..... is today TV

8. If you want to have fun, let's watch....

9. Where can I check the.....?

10. ....... is a kind of film that consists of many episodes

rearrange the words to make meaningful sentences

1. school/ year/ the/ in/ Vietnam/ starts/ on/ september 5th

2. I/ live/ small/ houe/ in/ a/in/centre/ the/ of// the/ village

3. how/ are/ there/ rooms/ many/ in/ your/ house?

4. living/ a/ house/ in/ more/ is/ convenient/ than/ living/ in/ a/ flat

1. This theme park was (interesting)..... than the one l usually ho to

2. Adele is one of ( famous)......... singers in the world

3. Some high schools are (good)..... than others

4. the hotel l stayed in was ( bad)..... in the area

5. My sister is much( careful)... than me

rearrange the words and phrases to make meaningful sentenses

1. students/ are/ there/ hundred/ nine/ school/ in / the

2. book / is / there / desk / on / the / a

3. on / the / is / classroom / my / second/ floor

4. housework / do / you/ the/ do / day/ every?

5. from/ I / past/ eleven/ seven/ to/ quarter/ classes/ have/ a

ex1 : Rearrange the words/ phrases by using the words given to make a correct sentence

watch/ stay/ at/ home/ Let's/ and/ TV

me/you/Can/the/to/tell/way/ Ben Thanh market?

is/ Ho Chi Minh City/ busy and crowded/ for/ too/me

bai 1: Cho A= 5+70+x với x thuộc N. TÌm x để

a. A chia hết cho 5

b. A không chia hết cho 5

bài 2: Cho A= 1.2.3.4.5-40; B= 4.7.5; C= 5.7.9.4.11 Hỏi biểu thức nào chia hết cho 2, chia hết cho 5, chia hết cho 3