Giải giúp mình: ( x- 39 ) x 4 :9 = 12

Giúp mình tạo topic lớp 5 chủ đề : "How do you learn English "đi

   Nửa chu vi của tấm bìa là:

               60 : 2 = 30(cm)

    Chiều dài  của tấm bìa là:

              (60+14):2=37(cm)

    Chiều rộng của tấm bìa là :

               37-14=17(cm)

                    ĐS: CD: 37cm

                           CR:17cm

RÚT GỌN MỆNH ĐỀ QUAN HỆ SỬ DỤNG Ving , V hoặc Vto

1 he was the firt man who left the burning building.

-> he was the first man to leave the burning building

2 the coupe who live in the house next door are both colege professors

-> the couple living in the house next door are both college professors

3 the people who are waiting for the bus in the rain are getting wet

-> the people waiting for the bus in the rain are getting wet

4 the studenta who did not come to the class yeterday explain their absence o the teacher

-> the students not coming to the class yeterday explain their absence to the teacher

5 did you get the message which concerned the speical metting?

-> did you get the message concerning the speical metting ?

6 lan is the second sutudents who entered the classroom this morning .

-> lan is the second student to enter the classroom this morning

7 the psychologists who study the nature of sleep have made important discoveries.

-> the psychologists studying the nature of sleep have made important discoveries

8 he was the only man who reached the top,

-> he was the only man to reach the top

9 he is uaually the first who comes and the last who goes.

-> he is uaually the first to come and the last to go

10 people who listen to very loud music may suffer gradual hearing loss.

-> people listening to very loud music may suffer gradual hearing loss

11 he was the second man who was saved in the fire.

-> he was the second man to be saved in the fire

12 I haven't got anything that I could open a bottle of wine with

-> I haven't got anything I could open a bottle of wine with

13 the queen elizabeth is the largest ship which has been built on the island.

-> the queen elizabeth is the largest ship built on the island

14 the fifth man who was interviewd was completely unsuitable.

-> the fifth man interviewed was completely unsuitable

15 this is the third who late for the metting today

-> this is the third to be late for the metting today

16 am I the next person who joions the interview?

-> am I the next person joining the interview ?

17 this is the first person who is interviewed today.

-> this is the first person to be interviewed today

18 people who are studing vietnamese come from china

-> people studying vietnamese come from china

19 they liver in a house that was built in

-> they lived in a house built in....

20 I come from a city that is located in the southern part of the country.

-> I come from a city located in the southern part of the country

giúp mình tạo topic Tiếng Anh chủ đề "Làm thế nào để học Tiếng Anh"đi