IV. Match the two halves of the following sentences, then rewrite complete sentences.

 Part A                                                                      Part B

1. I’m worried                             a. that her parents are going to buy her a new bike.

2. The students are confident      b. that a man stopped and helped him when he had car trouble.

3. My classmates are excited      c. that she’s going to get good results at the end of the school year

4. Our teacher is proud               d. that the award will be given to my class.

5. The local authorities are worried    e. that we can win the scholarship if we work hard.

6. He was lucky                          f. that our team will receive an award from the sport committee.

7. It is quite clear                    g. that I can not go home on time as usual because of the rain.

8. She is delighted                      h. that all the students in our class join in the school activities heartily.

9. Her parents are very happy    i. that the ship accident may pollute the beach.

10. The teacher is certain           j. that the natural resources are going to end up some day.

1.______; 2.______; 3______; 4.______; 5.______; 6.______; 7_____; 8._____; 9_____; 10.______

1._________________________________________________________________________

2._________________________________________________________________________

3._________________________________________________________________________

4._________________________________________________________________________

5._________________________________________________________________________

6._________________________________________________________________________

7._________________________________________________________________________

8._________________________________________________________________________

9._________________________________________________________________________

Câu 4. Cho mạch điện như hình vẽ. Các điện trở R₁ = R₂ = R₃ = 30Ω. Hiệu điện thế U = 20V. Tính điện trở tương đương của đoạn mạch khi:

a. K₁, K₂ cùng mở.                    c. K₁ đóng, K₂ mở.

b. K₁ mở, K₂ đóng.                    d. K₁, K₂ cùng đóng.

III. Combines these pairs of sentences. Use connectives because, as, since.

1. There was an accident that caused a traffic jam. My father went to his office late.

___________________________________________________________________________

2. The weather was so bad. We had to cancel our trip.

3. You can not drink water from that well. It is impure.

___________________________________________________________________________

4. Some rare animals were killed. Somebody burned the forest.

___________________________________________________________________________

5. The Dong Nai River is polluted. Many factories let their waste chemicals run directly into the river.

6. People need to purify the water in the river. It is so dirty and polluted.

___________________________________________________________________________

7. They came to the bus stop late. They missed the school bus.

_________________________________________________________________________

8. Some parts of the Sai Gon River were polluted by oil. There was a ship accident last week.

_________________________________________________________________________

9. The students felt quite sorry. They missed the lecture on protecting our environment.

__________________________________________________________________________

10. The local authorities encourage the citizens to plant more trees in the city. Trees can give shadows and purify the polluted air.

__________________________________________________________________________

I. Choose the correct word between brackets.

1. Despite his broken leg, he can walk ________ get around. (well enough to/ good enough/ fine enough to/ good for)

2. My aunt Xuan sings ____________. (nice/ terrible/ good/ well)

3. He smiles happily. He felt __________. (happiness/ happily/ happy/ well)

4. How __________did he sleep? (goodly/ good/ well/ nice)

5. These vegetables don’t taste _________ to me. (fresh/ deliciously/ well/ freshly)

6. How ______ is the swimming – pool? (depth/ deep/ down/ deeply)

7. Joko is usually ___________. (correct/ correctly/ carefully/ carelessly)

8. Her classmate sings    _________ songs. (beauty/ beautiful/ beautifully/ well)

9. They sing songs ___________. (beauty/ beautiful/ beautifully/ nice)

10. Everyone worked __________. ( hard/ hardly/ careful/ good)

11. The lady spoke ___________ to the child. (soft/ softly/ softily/ very soft)

12. The day was so ______ that we decided to take a picnic lunch to the beach. (clearly and warmly/ clear and warm/ clear and warmly/ clearly and warm)

13. Why did they kicked the ball so _________? (hard/ hardly/ hardily/ hardy)

14.  He will do anything to see a free match- even if it is ___________. (bad/ badly/ a bad/ bad one)

15. Careful drivers drive their cars ______________. (careful/ carefully/ careless/ carelessly)

Bài tập 7.Hãy sắp xếp các nguyên tố sau theo chiều tính kim phi tăng dần Cl,F,Br,O,Se,As.N,P

định nghĩa công suất điện. số oát ghi trên dụng cụ điện cho biết gì? một bàn là điện có ghi 220V- 700W, hãy cho biết ý nghĩa của số ghi đó

Điền dạng đúng của động từ trong ngoặc:

She.....(be) an engineer since she.....(graduate) the university.

Viết lại câu theo hướng dẫn: They should invite him to their party. —> He......