cho 6,4g CuO tác dụng với 36,5g dung dịch HCl 20%

tính nồng độ phần trăm của các chất tan có trong dung dịch sau phản ứng

sắp xếp những từ đã cho thành câu hoàn chỉnh

1. you/make/Did/any/mistakes/ use/terrible/to?

2. she/run/Mary/could/a/into/figure/wishes /farmous

3. i/that/used /she/belive/doesn't/to/a/be/lawyer

4. i/would/never/wish/­wealthy/a/person/i/be

5. wish /a/My/list/sister/and/it/to/send/Santa Claus/used /make/to

đánh dấu đúng trước câu đúng đánh dấu sai trước câu sai và sửa lại cho đúng

------ 1. Peter and Jane wishes they could see each other more often

->

------2. i wish Jim were able to deal with all the problems on his own

->

------3.Mrs.Brown wishes her husband was home more often and talks to her more

->

------4.they wish their work was less stressful and they have more time to relax

->

------5.James wishes he had more money so that he could buy what he wants

->

------6.I wish I wasn't having to travel a long distance to work every day

->

------7. They wish they will be able to visit her foreign friend

->

------8. I only wish they provided a larger playground for the kids

->

dựa vào câu cho trước, viết câu thể hiện điều ước với"wish"

1. Jim's friend lives very far from him.

-> Jim wishes

2. my friend cannot afford her favourite camera

->my friend wishes

3. the teacher makes us do a lot of homework

-> we

4. i can't sing as beautifully as my sister

-> i

5. my father is depressed that his favorite football team loses the ticket to the final

-> my father

6. i don't have my own house at the present

-> i

7. Mr.Brown is sad that there is no way he can get promotion this year

->Mr.Brown

8. Peter is annoyed because there is too much noise from his neighbor

->Peter

dựa vào những từ có sẵn , viết câu hoàn chỉnh

1 . old/man/wish/his/grandchild/visit/him/more/often

2. i/wish/you/can/spend/more/time/on/study

3. they/wish/their/team/be/champion

4. i/wish/i/have/more/friends/and/i/not/be/lonely

5. Mary/wish/her parents/not/have/go/on/business/trips/so/often

6. Mary/peolpe/wish/they/be/wealthy/but/i/do/not

7. i/wish/my/mother/be/less/busy/so that/she/have/more/time/for/me

8. Jim/wish/his/parents/not/expect/too/much/from/him

1

2+3=5                              4-1=3

2

Nhà Lan nuôi tất cả là:

2+2=4(con cá)

                        ĐS: 4 con cá

1. this was only a small company with saveral years of low profit but now it has changed a lot

->

2. men were the breadwinner of the family and women depended greatly on men

->

3.my sister admitted that she lied sometimes in the past but now she didn't

->

4. Jim asked me that i preferred to do as a child that i no longer did now

->

5. who took care of you when you were a toddler?

->

6. Jim wasn't interested in reading books when he was small but now he is really into it

->

7. i got all the attention from my parents before my little brother was born

->

8. bungalows were very popular 6 years ago

->