There is a short distance between her house and mine?

π = 3,1415926513..... hay xấp xỉ 3,14.

Lan has watched an interesting film

-> An interesting film..has been watched by Lan.

He can complete this new lesson.

-> This new lesson.can be completed by him.

Lan will finish this homework before going to bed.

-> This homework.will be finished by Lan before going to bed.

Children should do homework at home everyday.

->Homework.should be done by children at home everyday..

My father needs to send a letter _to_ his friend in Singapore.

Friction _____ a force that holds back the movement of a sliding object.

A. are B. was C. is D. were

Many people around the world are suffering __serious_ hunger and poverty.

My father never drinks _much_ black tea for breakfast.

Chiều dài mảnh đất hình chữ nhật:
\(8,3+17=25,3\left(m\right)\) 
Chu vi mảnh đất hình chữ nhật:
\(\left(8,3+25,3\right)\times2=67,2\left(m\right)\)

Quy đồng \(\dfrac{5}{21};\dfrac{3}{28};\dfrac{45}{-108}\) 

Chuyển dấu \(\dfrac{45}{-108}=\dfrac{45 . \left(-1\right)}{\left(-108\right) . \left(-1\right)}=-\dfrac{45}{108}\) 

Ta có MSC(21,28,108): 756

\(\dfrac{5}{21}=\dfrac{5 . 36}{21 . 36}=\dfrac{180}{756}\) ; \(\dfrac{3}{28}=\dfrac{3 . 27}{28 . 27}=\dfrac{81}{756}\) ; \(-\dfrac{45}{108}=\dfrac{\left(-45\right) . 7}{108 . 7}=-\dfrac{315}{756}\)

Chu vi mảnh vườn hình thoi là:
\(12,5\times4=50\) (m)

14. We are lucky to live in a country where boys and girls are ________ to do the jobs they want.

      A. increased                      B. encouraged             C. influenced  .                D. caused

15. The _____ performed an eight-hour operation on my grandpa yesterday.

     A. fighter pilot                   B. kindergarten teacher                      C. firefighter                    D. surgeon

16. Gender ______ has been greatly promoted around the world.

     A. reasons                           B. diversity                 C. opportunity             D. equality

17. Reducing gender _______improves productivity and economic growth of a nation.

     A. equality                         B. inequality               C. equal                       D. equalize

18. In many places, parents may see child marriage as a way to protect their daughters from_______.

     A. violate                           B. violent                    C. violently                 D. violence

19. Girls who receive an ______ are less likely to marry young.

     A. education                       B. educator                 C. educated                 D. educating

20. Boys and girls should be treated ______ and given the same jobs opportunities.

     A. inequality                      B. equally                   C. equal                       D. equality

21. A surgeon is someone who can work well under ______ and don’t mind working long hours.

     A. difficulty                       B. pressure                  C. force                       D. challenge

22. Education gives girls the opportunity to have a better life and _____  back to their communities.

     A. get                                  B. play                        C. give                        D. take

23. Many women had to ______ a heavy price to win equality.

     A. pay                                 B. get                          C. have                        D. make

24. People will benefit _____ having both male and female surgeons.

     A. by                                   B. from                        C. about                      D. to

25. In 1921, the Football Association decided that the game was not suitable ______ women.

     A. in                                   B. at                            C. on                           D. for

26. Some parents may treat boys differently ____ girls.

     A. in                                   B. at                            C. from                        D. for

On my way to school this morning, the sky was quite cold and windy, so I have to wear a jacket to school, even it's 27^o in Ho Chi Minh City! But from noontime, the sky gets hotter and more sunny, so I have to wear a hat. I don't really like this kind of weather, it makes me very headache, so I am having a flu. I prefer cooler weather like partly sunny to hot weather like this morning.

1. quiet, quietly          My hometown is small and .............

2. quiet, quietly          My Wilson whispered. He spoke ..................

3. clear, clearly          Anna pronounes every word ...................

4. clear, clearly          We like to go boating in ...................

5. careless, carelessly          Boris makes a lot of mistakes when he writes. He's a ............. writer

6. careless, carelessly          Sam writes ....................

7. easy, early          The teacher asked an ................ question

8. easy, easily          I answer the teacher's question ........................

9. good, well          You speak English very .....well.. You are ...good.. at English

10. good, well          Your English seems rather ..............