Ex1: give the correct form of the verbs in brackets

1. His mom always ( do).......... t he laundry at 8 every evening

2. At the moment, he (watch).......... his favorite film on channel 5

3.Everyday, jane (wash) ......... the dishes but today James (do) ............the washing-up

4. We divide the duties in our family. I (cook) ...........,my husband (help)............with heavy lifting,and my daughter (take).........out the rubbish

5. When everyone works together on household chores, it (create)............. a positive atmosphere for the family

6. This shop usually (offer) ........ the same discount every month

7. " what he (do).............." -" he (try)............ to fix the computer."

8. The number of people who are homeless (decrease).......... dramatically this quarter

9. My brother - in - law ( possess).........3 restaurants in Ho Chi Minh city

10. Her parents normally (travel) ......... by plane, but this holiday they (travel) by train

Ex2: complete the following sentence

1. He........an amazing collection of robots at present

2. Peter and john.............a cup of coffee right now

3. Look! That monkey..............

4. "Where is your father?" - He........... the living room".

Ex3: Find and correct mistakes in the following sentences

1. What...........to your sister when she behaves badly? (do you do)

2. I always have my lunch late, but I...........my lynch early today as I have an appointment ( am having)

3. I........... the laundry at the same time every week. (do)

4. Linda shopping when she has time. ( goes)

5. Peter hard to get the presentation ready for next week. (is working)

Ex1:

1. Miss Phuong went home early

-> Why..................?

2. I met phong's father

-> Who...................?

3. They wanted something

-> What...................?

4. The machine cost a lot of money

-> How much money...............?

5. We had dinner

-> What............................ For dinner?

6. The meeting finished

-> What time...............?

7. Lucky arrived

-> What time..............?

Ex1: chia đt trong ngoặc ở thì htht

1. She (be) ......... Here since Monday

2. Mike (live)........... In Hanoi for 4 years

3. I (not write) ............ To her

4. I (know) ........... Her for a long time

5. My father (work) ........... For that company for 2 years

6. They (play) ........ Football since 2 pm

7. My father (teach).......... For that shook 2 years?

8. I (not see) ........... Him yet

Ex2:

1. She............. (wait) for two hours to see you

2. She...............(be) to America

3. John...........(see) that film several times

4. They.............. (live) in this street for a long time

5. She.........(not speak) to me since last week

6. We............ (study) every lesson in the book, so far

Ex3: correct Ben's in present prefect

1. Laura never(win) a beauty contest

2. I(not listen) to the new Tom waits CD yet?

3. (you see) any good films recently

4. The population of India (increase) since 1992

5. You ever (write) a love letter for Valentine's Day?

6. You ever (meet) a famous person

7. We already (see) the film at home

8. My boy friend (give) up smoking for 2 months

9. You can have that newspaper. I ( finish) with it

10. You ever (eat) sushi?

11. She (not/come) here for a long time

12. I (work) here for three years

13. You ever (be) to new york?

14. You (not/do) you project yet, I suppose

15. I just (see) Andrew and he says he already (do) about half of the plan

Bạn nào nhớ tất cả các thì đã học ở c2 ko ạ :(

( thì+ cách dùng + dấu hiệu nhận biết)

Bạn nào nhớ thì nào thì cmt bên dưới giúp e nhé. E xin ảm ơn

Ex1: rewrite the sentence without changing its meaning

1. She wash her clothes and she phone me

After............................

Before..........................

2. I met Lan fits and then I saw tom

After I ..............................

Before I..........................

3. Fist she sold the house. Then she sold her children

After...............................

Before........................

4. Fist I did me homework, then I did my housework

After..................................

Before...........................

5. Be wrote to me. Then he wrote to Maryam

After............................

Before.............................

6. Before he returned home, he had finished all the work

After.............................

7. Before my father came, he repaired my bike

After...........................

8. After Man had stolen my bike, he stole Lan's one

Before...........................

9. He left the house after he had knockedthe door very careful

Before............................

bài 1: tính

a) \(\sqrt{1,2\cdot27}\) b) \(\sqrt{55\cdot77\cdot35}\)

c) (\(\sqrt{3}-\sqrt{2}\) )\(^2\) d) (3\(\sqrt{2}-1\))*(3\(\sqrt{2}+1\))

e) (\(\sqrt{6}+7\)) (\(\sqrt{3}-\sqrt{2}\)) i) \(\sqrt{\dfrac{1}{8}}\cdot\sqrt{2}\cdot\sqrt{125}\cdot\sqrt{\dfrac{1}{5}}\)

h) \(\sqrt{\sqrt{2}-1}\cdot\sqrt{\sqrt{2}}+1\)

bài 2: tính

a) \(\sqrt{9}-\sqrt{17}\cdot\sqrt{9}+\sqrt{17}\)

b) 2\(\sqrt{2}\left(\sqrt{3}-2\right)+\left(1+2\sqrt{2}\right)^2-2\sqrt{6}\)

c) \(\dfrac{\sqrt{6}+\sqrt{14}}{2\sqrt{3}+\sqrt{28}}\) d) \(\dfrac{\sqrt{10}+\sqrt{15}}{\sqrt{8}+\sqrt{12}}\)

e) \(\dfrac{\sqrt{15}-\sqrt{6}}{\sqrt{35}-\sqrt{14}}\) f) \(\dfrac{x+\sqrt{xy}}{9+\sqrt{xy}}\) (xy>0)

Bài 1: rút gọn biểu thức

d)\(\sqrt{23+8\sqrt{7}}-\sqrt{7}\)

a)\(\sqrt{9-4\sqrt{5}}+\sqrt{5}\)

b)\(\sqrt{6-4\sqrt{2}}+\sqrt{2}\)

c)\(\sqrt{23+8\sqrt{7}}-\sqrt{7}\)

Bài 1:

a)\(\sqrt{12-2\sqrt{11}}+\sqrt{11}\)

b)\(\sqrt{6-4\sqrt{2}+\sqrt{2}}\)

c)\(\sqrt{9-4\sqrt{5}+\sqrt{5}}\)

\(\)

Bài 1: rút gọn biểu thức sau

d)\(\sqrt{3}+\sqrt{\left(2-\sqrt{3}\right)^2}\)

a)\(\sqrt{\left(4-\sqrt{17}\right)}^2+\sqrt{17}\)

b)\(\sqrt{\left(5+\sqrt{2}\right)}^2-\sqrt{2}\)

c) \(\sqrt{\left(3-\sqrt{3}\right)}^2+\sqrt{3}\)

Bài 1: tìm x để các căn thức sau có nghĩa.

a) \(\sqrt{5-7x}\)

b) \(\sqrt{\dfrac{2}{x}}\)

c)\(\sqrt{\dfrac{-2}{x+3}}\)

d) \(\sqrt{\dfrac{X-2}{3-x}}\)

e) \(\sqrt{X^2-x-12}\)