\(\dfrac{1}{2}\sqrt{108}-3\sqrt{3}\) tính ?

tìm điều kiện của x để căn thức a) \(\sqrt{x+5}\) ;b) \(\sqrt{7-x}\); c)\(\sqrt{\dfrac{1}{x+3}}\) ;d)\(\sqrt{\dfrac{-2}{x-3}}\) có nghĩa

. Word forms:

1. My brother feels __________ when he’s playing the guitar. (relax)

2. What do ____________ do for a living in their village? (village)

3. I left my car in tha mall _____________ lot. (park)

4. A group of..................... had an accident yesterday. (mountain)

5. He finds the trip to the countryside......................................... . (interest)

6. My father’s friend is a...................................... . (farm)

7. It is located in..................................... Viet Nam. (south)

8. The poem is written in _____________ dialect. (north)

C. Word forms:

1. When did you start _________________ antique glass? (collect)

2. That little girl can dance _______________. (beauty)

3. It is an _______________ program. (interest)

4. She was a _____________ woman who never complained about her illness. (hero)

5. She wasn't feeling very _____________. (hungrily)

6. My village is about 100 km to the ___________ of the city. (northern)

7. Everyone usually has a picnic in the _______________ area. (mountain)

8. There are two _____________ - one at the front and one around the back. (enter)

B. Rewrite the following sentences, using "Wish".

1. I don't know more people.

I wish.................................................

2. I don't have a key.

I wish..............................................................................

3. Ann isn't here.

I wish........................................................................................

4. I live in a big city. (I don't like it).

I wish...........................................................................................

5. I can’t go to the party (and I like it).

I wish............................................................

6. I have to work tomorrow (I like to stay in bed).

I wish............................................................

7. I don’t get good marks.

I wish............................................................

8. Hoa and Ba won’t go fishing this weekend.

They wish............................................................

9. There isn’t any water.

I wish…………

10. I can’t buy a car because I don’t have enough money

I wish………… 

A. Put the verbs in brackets into the past simple tense: 

1. She wishes she (go)…………………. to the movie with you. 

2. I wish I (have)……………… day off.

 3. We wish we (study)………… Latin instead of Greek.

 4. I wish he (not / spend)………………. so much money. 

5. I wish the weather (be) ..…………….warm, so we could go swimming.

 6. My brother wishes he (ask)……………. her how to get there. 

7. I wish I (not stay)……………….. at home. 

8. They wish I (not/ buy) ………………….. that book.