1.cho đường tròn (0,5cm)dây AB=8cm.Vẽ tia Ox vuông góc với AB tại H và cắt đường tròn tại M. Tính HM=?

2.Cho 2 đường thẳng (d1):y=2/3x+5 và (d2):x-2y=1. Viết pt đường thẳng (d) // (d1) và ***** (d2) tại điểm có hoành độ =4

Arrange the words in the box into 4 groups according to the pronunciation of the letter: encourage-symbol-occasion-locate-solid-chopstick-income-cover-official-violent-pagoda-grocery-hobby-respond-wonderful-region-poet-grow-documentary-ghost

Fill in each blank with an appropriate preposition

1. Some designers have taken inspiation ____________the ethnic minority

2. What type of clothing do you like to wear ________Tet?

3. Nowadays, everyone is still fond _________wearing jeans

4. I haven't seen my best friend _________ages

5. I don't like that dress. It isn't ________fashion

6. Excuse me ________ a moment. I have to put ________ some different clothes

7. You are soaked !Take ________your clothes_________once

8. It's too hot _________trousers. I'm going to wear my shorts

9. We looked ________the clothes while we waited __________him to turn up

10. She began ________ her independent life ___________ the age __________twenty

I. Change these sentences into the passive

1. Do they sell computers in the supermarkets ? =>............................................................................................

2. Will they open the new hospital next month ? =>..........................................................................................

3. How can you solve this problem ? =>..................................................................................

4. Why didn't they advise you not to buy this kind of clothing ? =>.........................................................................................

5. *Jeans can make you look younger =>.................................................................................

6.. *He will fade his jeans by brushing them hard many times (2 passives) =>.............................................................................

II. Change these sentences into the active

1. Traditionally, the ao dai was frequently worn by both men and women

..................................................................................................................................

2. Mr Nam was sent to the USA by his company for an economic research course

................................................................................................................................................

3. The whole village was damaged by the storm

................................................................................................................................

4. Why are these jeans sold out so quickly?

..........................................................................................................................

5. Mount Son Tra can be seen from twenty kms away

................................................................................................

6. Flowers are going to be embroidered on the curtain by Lan

...................................................................................................................

Choose the incorrect part indicated in the following sentences

1. He says that he has been working (on) the project (in) 2008 and from that time on, he (has spent) most pf his time (looking) for and studying facts and figures

2. Some designers (have been) modernized the ao dai by (adding) new (patterns and symbols) (to) it

3. I (knew) him (when) I came to my (niece's) wedding and we (are) friends for over ten years

4. Lan said that she (preferred) (wearing) (embroider) jeans to (other kinds of pants)

5. He has never (been eaten) vegetarian (food), so he wants (to have) a change try it (some time)

6. I know he (has lived) in Ho Chi Minh City (for) ten years before he (moved) to Da Nang two years ago and (his life) is now all right

7. I like the plain suit (than) the (striped) suit. (Moreover), it is (cheaper) than the striped one

8. She used to (wearing) casual clothes, but now (she's) changed her (mind). She (prefers) formal clothes

9.(It is said) the church has (stood) there (for) the 18th century and (has been) the symbol of the city