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a:

C1: =3/4*2*1/2=3/2*1/2=3/4

C2: =1/2*2*3/4=1*3/4=3/4

b: 

C1: =5/4*5/7=25/28

C2: =3/4*5/7+1/2*5/7=15/28+5/14=25/28

c: 

C1: =13/21(5/7+2/7)=13/21

C2: =65/147+26/147=91/147=13/21

4 tháng 6 2021

1 It was such a difficult climb that we stopped to rest several times

2 She didn't ran fast enough to win the race

3 It was such a heavy bag that I had to ask for help

4 The house is too small for us to live in

5 Jack's suit was so elegant that everyone complimented him

6 My sister is not old enough to watch horror films

7 My mother is such a wise person that people often aske her for advice

8 The package is not light enough for you to lift by yourself

9 This book is too old for the children to eat

10 It was such an interesting book that I couldn't put it down

11 It is such a weak bird that it can't fly

12 These boyss aren't old enough to watch that film

13 They are such small sandals that they don't fit me

3 tháng 8 2021

1 He is told to take a long rest

2 This plant isn't watered everyday

3 Beer is drunk all over the world

4 Uniform is worn to school by students

5 Reports are sent to the manager by the secretary in the afternoon

6 How many languages are spoken in Canada?

Bài 2

1 I was brought this dish by the waiter

2 I wasn't showed the special cameras 

3 Her ticket was showed to her friends

4 The broken cup was hidden in the drawer by Tom

5 The fridge wasmoved into the living room by his uncle

3 tháng 8 2021

Dạ cảm ơn nhiều ạ 🙆‍♀️❤

20 tháng 7 2021

1 that players understand 

2 that you be 

3 that young people have

4 that I speak

5 that the team get

6 that he pass

7 that we speak

8 that he meet

9 that he find

10 that he tell  

20 tháng 7 2021

Câu 6 đâu vậy bn