180 Days of Writing 3 — Unit 22: Sharks

Exercise 1: Choose the correct word.

1. A ___ lives in the ocean.

2. The shark swims in the ___.

3. Fish use ___ to breathe in water.

4. A shark has ___ on its body.

5. A shark is a ___.

6. The shark has a strong ___.

7. A shark has many sharp ___.

🔑 Đáp án & Giải thích (Exercise 1)

1. shark — Shark là cá mập sống trong đại dương.
2. ocean — Ocean nghĩa là đại dương.
3. gills — Gills là mang cá để thở.
4. scales — Scales nghĩa là vảy.
5. predator — Predator là động vật săn mồi.
6. jaw — Jaw nghĩa là hàm.
7. tooth — Tooth nghĩa là răng.

Exercise 2: Write the missing word.

1. A shark can ___ food from far away.

2. The shark is a strong ___.

3. The fish breathes with its ___.

4. The shark swims in the ___.

5. The shark has a big ___.

6. A ___ can live for many years.

7. The shark has one sharp ___.

🔑 Đáp án & Giải thích (Exercise 2)

1. smell — Smell là ngửi thấy mùi.
2. predator — Predator là loài săn mồi.
3. gills — Gills là mang cá.
4. ocean — Ocean là đại dương.
5. jaw — Jaw là hàm.
6. survivor — Survivor là kẻ sống sót.
7. tooth — Tooth là răng.

Exercise 3: Choose the best conjunction.

1. The shark is big, ___ it swims fast.

and or nor but

2. The shark is dangerous, ___ people study it.

but and so or

3. The shark was hungry, ___ it looked for food.

so yet or nor

4. Do sharks live in rivers ___ oceans?

or and but so

5. The shark is a predator, ___ it does not attack all animals.

yet and so for

6. The shark stayed near the reef, ___ there was food there.

for or nor but

7. The shark did not stop, ___ did it turn back.

nor and so for

🔑 Đáp án & Giải thích (Exercise 3)

1. and — Dùng and để nối hai ý cùng chiều.
2. but — But diễn tả sự tương phản.
3. so — So diễn tả kết quả.
4. or — Or dùng để lựa chọn.
5. yet — Yet diễn tả ý đối lập bất ngờ.
6. for — For có nghĩa là vì.
7. nor — Nor dùng sau phủ định.

Exercise 4: Look at the picture and choose the answer.

Exercise Context — An underwater ocean scene on a sunny day. A large gray shark swims near the center. The shark has visible gills, shiny scales, a wide jaw, and several sharp teeth showing. Small colorful fish swim nearby. Blue water, ocean plants, rocks, and bubbles are around. The shark looks alert and is following the smell of food. The scene is clear, realistic, educational, and child-friendly.

1. What animal is in the center?

2. Where is the shark?

3. What helps the shark breathe?

4. What covers the shark's body?

5. What part of the shark holds its teeth?

6. What can the shark follow to find food?

7. What kind of animal is the shark?

🔑 Đáp án & Giải thích (Exercise 4)

1. shark — Con vật ở giữa là cá mập.
2. ocean — Cá mập đang ở đại dương.
3. gills — Mang giúp cá thở.
4. scales — Thân cá có vảy.
5. jaw — Răng nằm trong hàm.
6. smell — Cá mập có thể lần theo mùi.
7. predator — Cá mập là động vật săn mồi.

Exercise 5: Choose the correct word.

1. The shark has a strong jaw ___ sharp teeth.

2. The shark is scary, ___ many people like learning about it.

3. The shark smelled food, ___ it swam faster.

4. Is that a shark ___ a dolphin?

5. The shark stayed alive, ___ it is a survivor.

6. The shark is a predator, ___ it also has enemies.

7. The shark looked for food, ___ it was hungry.

🔑 Đáp án & Giải thích (Exercise 5)

1. and — And nối hai đặc điểm.
2. but — But diễn tả tương phản.
3. so — So chỉ kết quả.
4. or — Or dùng cho lựa chọn.
5. so — So nối nguyên nhân và kết quả.
6. yet — Yet diễn tả ý trái ngược.
7. for — For nghĩa là vì.

Exercise 6: Choose the best answer.

1. Which word means a sea animal with sharp teeth?

shark ocean smell scales

2. Which word means a very large sea area?

ocean jaw tooth predator

3. Which word means the hard covering on a fish?

scales gills smell survivor

4. Which word means an animal that hunts other animals?

predator survivor ocean tooth

5. Which word means the ability to detect odors?

smell jaw gills ocean

6. Which word means a person or animal that stays alive?

survivor predator tooth scales

7. Which word means one sharp part in the mouth?

tooth ocean gills smell

🔑 Đáp án & Giải thích (Exercise 6)

1. shark — Shark là cá mập.
2. ocean — Ocean là đại dương.
3. scales — Scales là vảy.
4. predator — Predator là động vật săn mồi.
5. smell — Smell là khứu giác.
6. survivor — Survivor là người hoặc con vật sống sót.
7. tooth — Tooth là răng.