1 : A : worked B : played C : pleased D : lived

2 : A : cheap B : match C : chore D : machine

3 : A : safe B : nature C : face D: Japan

4 : A : seat B : gre​at C : seaside D : beach

5 : A : heritage B : cottage C : luggage D : cage

Chúc bạn học tốt

+) In the garden , the teacher and student are watering vegetables .

+)There are many vegetables in the garden

+) There are many landscaped

Chúc bạn học tốt

1 , What do you usually do ............... recess .

a , on b , at c , in d , about

2 , This film is .............. than the one we saw last week .

a , as good b , gooder c , more good d , better

3 , I know that he ............. in the library at this moment .

a , works b , worked c , is working d , was working

4 , His choice of works ............... very good .

a , is b , are c , be d , being

5 , ................ did he go out ? - A few minutes ago .

a,How long b,When c,How much time d,How many time

6 , It's very kind ................. you to say so !

a , in b , to c , for d , of

7 , Do you go out ......................... ?

a , in the afternoon on Fridays

b , on Friday in the afternoon

c , on afternoons Friday

d , on Friday afternoon

8 , It's difficult to cross this street because there is too much ...................

a , crowd b , traffic c , people d , transpot

9 , ............... will clean the classroom tomorrow ? - Tu and Manh .

a , What b , Who c , When d , Where

10 , How ................ is it ? - It is ten dollars .

a , many b , about c , much d , far

11 , You can use the ............. to look up the new words .

a , telephone book

b , novel

c, telephone directory

d , dictionary

12 , Would you like .............. to my birthday tonight ?

a , coming b , come c , comes d , to come

Chúc bạn học tốt

3^300=3^100x3=27^100

2^500=2^100x5=32^100

Vì 32>27

=>32^100>27^100

hay 2^500>3^300

Vậy 2^500>3^300

1, I always love traveling

2, We have fun doing science and exploration

3,Mai prefers playing badmintion to playing football

4, I have fewer homeworks than my brother

5, During our vacation , we travel to many places in our country

Chúc bạn học tốt

1 , I have a sister . My friend has a sister , ............... .

a , so b , too c , either d , neither

2 , Nam often takes part .................. sports activities after school .

a , on b , at c , in d , for

3 , There are many good programs ............ teenagers .

a , to b , on c , for d , with

4 , ............... did you visit ?

a , Where places b , What places c , Place d , How

5 , Every body knows the .............. : a runny nose , a slight fever , coughing and sneezing .

a , symptoms b , signs c , warning d , notice

6 , After the invention of special breathing equipment , scuba-driving became a ................ sport .

a , uneasy b , healthy c , boring d , popular

7 , ........... we do , our cold will last for a few days and then disappear .

a , How much b , Whenever c , Whaterver d , Who

8 , Would you like to go to the movies tonight ? - ...................

a , Yes , I do

b , Yes , I like

c , Yes , I'd like

d , Yes , I'd love to

9 , Would you like a glass of apple juice ? - ...................

a , Yes , please

b , Here you are

c , You're welcome

d , No problem

10 , Life is more comfortable , but many neighbors don't ...................... much time any more .

a , take b , spend c , catch d , know

Chúc bạn học tốt

1.English (teach ) .....is taught ...........in schools of almost every country .

2.These doors and windows ( clean ) .......was cleaned ...............carefully yesterday.

3. The class was too large , so it ( device ) .............deviced .................. into two sections.

4.Everyone ( shock )........was shocked .................by the terrible news yesterday.

6. Mary had her car ( repair ) ......repaired ............ by a mechanic.

7.The fire (destroy ) .........destroyed ...............many buildings last years.

8.Sarah is wearing a blouse .It (make) ........made .................of cotton.

9.Meat ( must keep ) ..............must keep ................. in a refrigerator .

10.We got our house (paint ) ........painted........................last week .

Chúc bạn học tốt

1.Oxford University is……………… one of the best university in the UK.

Considered B. regarded C. built D. constructed
2.Lan’s school is ……………… Chu Van An Lower Secondary School.
Considered B. built C. regarded D. named
3.English is……………. all over the world.
Spoken B. speak C. spoke D. speaked
4.Thong Nhat Palace is………………… at 106 Nguyen Du street, District 1, Ho Chi Minh City..Constructed B. renamed C. surrounded D. located
5.Ha Long Bay was first………………… as a World Heritage Site by UNESCO in 1994.
Sold B. grown C. regarded D. seen
6.All the tickets for the trip to the Temple of Literature…………………
Sell B. sold C. were sold D. is sold
7.Look! The trees and flowers ………………. care of by the gardeners of the Temple of Literature.
are being taken B. taken C. were taken D. is taken
8.My father ………………. The head master of Chu Van An Lower Secondary School.
Choose B.is choosen C. are chosen D. chose

9.My sister …………………. A scholarship to Cambridge University.
May offer B. will offer C. is offered D. offered
10.The souvenirs and postcards inside the Temple of Literature ……………. to you at a higher price by the shopkeeper.
Sold B. sell C. was sold D. were sold
11.The students in the university ……………. By famous lecturers and tutors.
Are taught B. are learned C. are studied D. are played
12.A new university …………….. in my town in the near future.
Is built B. will be built C. was built D. has been built
13.The government ………………. These people the right to settle near the university.
Is given B. will be given C. was given D. has given

Chúc bạn học tốt

\(\Delta ABC=\Delta DEF\)

Do đó A = D = 55^o

          B = E = 75^o

Trong \(\Delta ABC\) có :

A + B + C = 180^o

hay 55^o + 75^o + C = 180^o

=> C = 50^o

Suy ra C = F = 50^o