Điền từ còn thiếu vào ô trống

Most of the world's surface is water. We may know the.............very well, but we know very...............about the oceans.

Until recently, man could not stay underwater for long. A pearl diver,.................example, could not stay underwater for longer.................two minutes. But now, with speacial..................equipment, a diver can stay underwater for a long time. After the invention of this equipment, man could.................freely underwater and scuba-diving became a popular...................

most of the world surface is water. we may (1).........the land very well,but we know very little about the ocean . until recently, man could not (2)............underwater for long. but now, with special breathing equipment, a diver can swim longer. after the (3)................of this equipmen , man could swim freely underwater and scuba-diving became a popular sport. we can lean more about the undersea world thanks .......(4)...........this invention.

1.A. knew          B.to know       C.knowing           D.know

2.A. to stay       B.stayed          C.stay                  D. staying

3.A. invent        B. invention      C.invented           D.inventing

4.A.for               B.on                 c. with                  D.to

Mọi người giải giúp mình nha mình cần gấp !!

Most of the word's surface is water . Until recently , a pearl diver could stay underwater for longer than 2 minutes . But now , with special breathing equipment , a diver can stay underwater for a long time . A scuba-diving became a popular sport . Jacques Couteau was from Frace invited a deep-sea diving vessel in the early 1940s . In the vessel , he could explore the oceans of the world . Now we also explore the oceans , using speciak TV cameras . We can learn more about the undersea world .

1. Is surface of the world land ?

2. Couls a pearl diver stay for five minutes ?

3. How did Jacques Cousteau explore oceans ?

4 . How can we explore the oceans now ?

5. Was a deep-sea diving vessel invented in 1940s ?

II Chọn từ hay nhóm từ thích hợp nhất để hoàn chỉnh câu

6. He is a ………… speaker. He speaks smoothly

a. fluent b. slow c. fast d. easy

7. Walking is a fun , easy and inexpensive ………….

a. act b. action c. activity d. active

8. People of all ………. And abilities can enjoy it

a. years b. ages c. old d. height

9………… the world’s surface is water

a . most b. most of c. all d. whole

10. We may know the land well , but we know very ……….. about the oceans

a. few b. a few c. a little d. little

11. Until ……….. , man could not stay underwater for long

a. recently b. recent c. late d. lately

12. A pearl diver couldn’t stay underwater for …………. Than two minutes

a. long b. short c. longer d. shorter

13. Now , with special ……… equipment , a diver can stay underwater for a long time

a. breath b. breathing c. breathe d. to breathe

14. After the invention of this equipment , man could swim …… underwater

a. free b. freely c. safe d. quick

X. Mỗi câu sau có một lỗi sai. Hãy tìm và sửa các lỗi đó

1 With specially equipment, a diver can stay underwater for a long time

2 She ought see a doctor because she is sick

3 She must not finish her homework before going out with her classmates

5 A Frenchman, named Jacques Cousteau, invents a deep-sea diving vessel in the early 1940s

6 You must ccome back to home by 9 o'clock in the evening

7 It is very cold outside. You shouldn't close all the windows

8 My father works very hardly and carefully

9 Hung sometimess rides his bicycle careless

Mọi người giúp mình ạ

word form

1, there are .... sports activities (difference )

2,one of them is ... (walk ) for fun

3,last year there was a district walking ....(compete)

4,the number of ..... increases every week (participate)

5members .... near the school volunteer to take a walk insted of riding (live)

6,people of all..... can join the walking activity (able)

7,we are starting to improve water .....awareness for chirldren in our school (safe)

8, with a special ..... equipment, a drive can stay underwater for a long time (breath)

10, mai is ...than hoa (intelligent)

11,all of the students in my class , nam ba ....(tall)

12,...beautiful the flowers are !

13, do you think he is ..... in the laboratory at the moment (work)

14, how .... the tv cost ?

Scuba diving is a sport in (25) ______ you swim underwater for extended (26) ________ using special equipment. The word Scuba is actually an acronym for self-contained underwater breathing apparatus.

Scuba diving is an excellent way to see some very beautiful sites: coral diving sites with their colorful sea life are the most famous but other scuba diving (27) ______ include shipwrecks and caverns.

Scuba diving can also be a very relaxing sport and in many places it’s very beginner friendly. Many dive sites are (28) ______ (under the care of an instructor) after a short briefing and training dive. You can learn to dive far more quickly than you learn snow sports, for example. It’s also suitable for people with a number of physical disabilities. (29)_____you can use the breathing equipment and are able to successfully propel yourself underwater you may be able to dive.

Điền vào ô 28

A. available 

B. approaching 

C. accessible 

D. manageable 

Scuba diving is a sport in (25) ______ you swim underwater for extended (26) ________ using special equipment. The word Scuba is actually an acronym for self-contained underwater breathing apparatus.

Scuba diving is an excellent way to see some very beautiful sites: coral diving sites with their colorful sea life are the most famous but other scuba diving (27) ______ include shipwrecks and caverns.

Scuba diving can also be a very relaxing sport and in many places it’s very beginner friendly. Many dive sites are (28) ______ (under the care of an instructor) after a short briefing and training dive. You can learn to dive far more quickly than you learn snow sports, for example. It’s also suitable for people with a number of physical disabilities. (29)_____you can use the breathing equipment and are able to successfully propel yourself underwater you may be able to dive.

Điền vào ô 27

A. impressions 

B. amusements 

C. recreations

D. attractions 

Scuba diving is a sport in (25) ______ you swim underwater for extended (26) ________ using special equipment. The word Scuba is actually an acronym for self-contained underwater breathing apparatus.

Scuba diving is an excellent way to see some very beautiful sites: coral diving sites with their colorful sea life are the most famous but other scuba diving (27) ______ include shipwrecks and caverns.

Scuba diving can also be a very relaxing sport and in many places it’s very beginner friendly. Many dive sites are (28) ______ (under the care of an instructor) after a short briefing and training dive. You can learn to dive far more quickly than you learn snow sports, for example. It’s also suitable for people with a number of physical disabilities. (29)_____you can use the breathing equipment and are able to successfully propel yourself underwater you may be able to dive. 

Điền vào ô 25

A. which 

B. where 

C. that 

D. what