Second/ internet/help/get/information/quickly.

\(\Rightarrow\) Secondly, the internet helps (us) get information quickly.

Lastly/in/developed/countries/students/study/internet/insted/go/university.

\(\Rightarrow\) Lastly in the developed countries, students can study on the internet instead of go to university.

For me/internet/one of/most/wonderful/invention/modern life.

\(\Rightarrow\) For me the internet is one of the most wonderful invention in our modern life.

chắc chắn có 1 con leo lên trước

a,4320,1230,2340,3420,3210,1320,2130,2310.

b,4320,2340,4230,2340,2430,3420,3240

tick nha

Chọn đáp án đúng nhất để hoàn thành các câu.

1. ...................... beautiful school!

A.What B. What a C.What an

2. My new school is ........................ than my old school.

A.less B. smaller C. small

3. The party will start ............... seven o'clock.

A.at B.on C.of

4. ................... do you go to school every day?-I warlk to school.

A. Which B.How C.Why

5. Next month ............... thirteen.

A.I'll be B. I be C.I'm being

6. Would you like ................ TV?

A.watching B.to watch C.watch

7.He writes for Hanoi newpaper. He is ..........

A.a journalish B.a teacher C.a worker

8. You go to the ............ to see a movie.

A.restaurant B.hotel C.movie theater

 Ti so phan tram cua 20,7 va 45 la:

                      20,7:45=0,46

                              0,46=46%

Ti so phan tram cua 60,84 va 26 la

                      60,84:26=2,34

                            2,34=234%

tick nha bạn

                            Trannhatle

Chuyển thành câu bị động:

1. He gave him back the money last Sunday.

\(\Rightarrow\) He was given back the money by him last Sunday.

2. She had finished the report by noor.

\(\Rightarrow\) The report has been finished by noor by her.

tick mình đi , mình giải trước

vì 19 là số nguyên tố

=> UCLN(19, 21) = 1

Con: 5 tuổi

Mẹ: 30 tuổi 

Tik cho mk nha................cảm ơn rất nhiều

con: 5 tuổi

mẹ:30 tuổi