Em hãy nêu 3 phát minh lớn trong lĩnh vực khoa học tự nhiên cuối thế kỷ XVIII? 

Vì sao sau năm 1870, tốc độ phát triển kinh tế của Anh, Pháp chậm lại, còn Đức và Mĩ phát triển nhanh chóng?

 mong mọi nngười giúp ạ em đang cần gấp

 cứu mạng em cả nhà ơi ;-;

I. CHOOSE THE WORD OR PHRASE (A,B,C OR D) THAT BEST FITS THE SPACE IN EACH SENTENCE.

1. He is not ____________ get married.

      a. enough old to                                           b. enough old for

      c. old enough to                                            d .old enough for

2. I find peter is not sociable. He’s rather __________________in public.

      a. kind                     b. reserved                   c .communicative           d.  humorous

3. That boy has short___________ hair.

      a. curly                    b. oval                        c. tall                             d. reserved

4.That film star is tall  and __________.

      a. short                      b. long                        c. slim                             d. straight

5. A home for children whose parents are dead is a (n)________.

      a. resort                    b. hotel                      c. orphanage                   d. motel

6. Generosity is part of the Vietnamese  __________.

      a. straightness           b. orphanage               c. joke                          d. character 

7. He likes telling jokes. He has a good sense of ___________.

      a. volunteer             b. character                  c. pleasure                     d. humor

8. The boy is a_________ student. He always gets good grades.

      a. kind                     b. generous                  c. hard-working             d. reserved

9.  John________a letter from his aunt yesterday.

      a. gave                    b. wrote                       c. received                     d. posted

10. Ba’s friends sometimes get tired of his jokes.  “get tired of” means:

a. hate                     b.  outgoing                c.  annoy                      d.  like

II. USE THE CORRECTFORM OF THE WORD GIVEN IN EACH SENTENCE:

1/ People in my country are very warm and _______________ .         (friend)

2/ An ________________is a home for children whose parent are dead. (orphan)

3/ L.A. hill is a______________ writer.    (humor)

4/ I’m_______________ sorry for delay.   (extreme)

5/ I love the ____________of summer evenings in the countryside.       (peaceful )

III. REWRITE

1. He is tall. He can play volleyball.

à He_________________________________________________________________

2. She is beautiful and intelligent. She can become Miss World.

à She _______________________________________________________________

3. Mr. Robinson isn’t rich. He can’t buy a house.

à Mr. Robinson _______________________________________________________

4. The ladder wasn’t very long. It didn’t reach the ceiling.

à The ladder __________________________________________________________

5. The fire isn’t very hot. It won’t boil a kettle.

à The fire ____________________________________________________________

6. My hair is long and black.

àI ___________________________________________________________________

7. Her hair is short, curly and fair.

àShe ________________________________________________________________