1. Choose the word that differs from the other three in pronunciation:

• A. wanted
• B. decided
• C. needed
• D. played

Answer: D. played (It has a different sound for the past tense "-ed" ending, while the other words have the "id" sound.)

2. Choose the word that differs from the other three in pronunciation:

• A. picked
• B. cleaned
• C. closed
• D. helped

Answer: C. closed (It has a different vowel sound compared to the others.)

3. Choose the word that differs from the other three in the position of the main stress:

• A. vacation
• B. community
• C. beautiful
• D. environment

Answer: C. beautiful (The stress is on the first syllable, while the others have stress on the second syllable.)

4. Choose the word that differs from the other three in the position of the main stress:

• A. support
• B. talent
• C. event
• D. opponent

Answer: D. opponent (It has stress on the second syllable, while the others have stress on the first syllable.)

VOCABULARY AND GRAMMAR

5. My older brother is ____ at a local primary school. He helps to teach children there.

• A. volunteer
• B. worker
• C. donor
• D. planner

Answer: A. volunteer (A volunteer helps without payment, which matches the context.)

6. My mom ____ when she decides to help the poor children in our hometown.

• A. donate
• B. donates
• C. donated
• D. donating

Answer: B. donates (The present simple tense is correct here.)

7. We should ____ organize a charity car wash. It’s an easy and fun way to raise money.

• A. shouldn't
• B. need
• C. should
• D. planning

Answer: C. should (This is the correct modal verb to suggest an action.)

8. In 2010, our school ______ to have a swimming pool.

• A. planned
• B. planned
• C. is planning
• D. plan

Answer: A. planned (Past tense to match the time frame "In 2010.")

9. Every child has the right ____ to learn, live happily, and grow in a safe place.

• A. fight
• B. way
• C. support
• D. organize

Answer: C. support (The phrase is about children's rights to have support in life.)

10. Last summer, my class collected bottles and cans for ______ recycling.

• A. raising
• B. raining
• C. cleaning up
• D. reducing

Answer: D. reducing (The most logical choice to complete the phrase "for reducing recycling.")

11. How about ______ a charity event?

• A. organizing
• B. organizes
• C. organized
• D. organizing

Answer: A. organizing (The correct verb form to complete the phrase "How about...")

12. We should join our hands to help ______ because they are poor.

• A. the homeless
• B. the able
• C. rich
• D. children

Answer: A. the homeless (The phrase refers to people who are without shelter.)

III. ERROR CORRECTION

13. I played basketball with my classmates yesterday. We had so much fun.

• A. I
• B. played
• C. with
• D. We

Answer: There is no error in this sentence.

14. I played basketball with my classmates yesterday. We had so much fun.

• A. played
• B. basketball
• C. with
• D. We

Answer: There is no error in this sentence either.

1. Choose the word that differs from the other three in pronunciation:

• A. wanted
• B. decided
• C. needed
• D. played

Answer: D. played
Explanation: The pronunciation of the "-ed" ending in "wanted", "decided", and "needed" is /ɪd/ (soft sound), while in "played" it is pronounced as /d/.

2. Choose the word that differs from the other three in pronunciation:

• A. picked
• B. cleaned
• C. closed
• D. helped

Answer: C. closed
Explanation: The "-ed" in "picked", "cleaned", and "helped" is pronounced /t/ or /d/, while in "closed", the "-ed" is pronounced /dʒ/ (a "z" sound).

3. Choose the word that differs from the other three in the position of the main stress:

• A. vacation
• B. community
• C. beautiful
• D. environment

Answer: C. beautiful
Explanation: "Vacation", "community", and "environment" all have stress on the second syllable, whereas "beautiful" has stress on the first syllable.

4. Choose the word that differs from the other three in the position of the main stress:

• A. support
• B. talent
• C. event
• D. opponent

Answer: A. support
Explanation: "Talent", "event", and "opponent" have stress on the first syllable, while "support" has stress on the second syllable.

VOCABULARY AND GRAMMAR

5. My older brother is ____ at a local primary school. He helps to teach children there.

• A. volunteer
• B. worker
• C. donor
• D. planner

Answer: A. volunteer
Explanation: "Volunteer" fits because he is helping voluntarily at the school, unlike the other choices, which refer to paid roles or specific tasks.

6. My mom ____ when she decides to help the poor children in our hometowns.

• A. donate
• B. donates
• C. donated
• D. donating

Answer: B. donates
Explanation: "Donates" is the correct form in present tense, matching the context of the sentence ("when she decides").

7. We should ____ organize a charity car wash. It’s an easy and fun way to raise money.

• A. shouldn't
• B. need
• C. should
• D. planning

Answer: C. should
Explanation: "Should" is the correct auxiliary verb to suggest something that is a good idea.

8. In 2010, our school ______ to have a swimming pool.

• A. planned
• B. planned
• C. is planning
• D. plan

Answer: A. planned
Explanation: "Planned" is correct because the action took place in the past (in 2010).

9. Every child has the right ____ to learn, live happily, and grow in a safe place.

• A. fight
• B. way
• C. support
• D. organize

Answer: C. support
Explanation: "Support" fits here because it makes sense in the context of children's rights (the right to support).

10. Last summer, my class collected bottles and cans for ______ recycling.

• A. raising
• B. raining
• C. cleaning up
• D. reducing

Answer: D. reducing
Explanation: The most appropriate phrase is "reducing recycling", which refers to the goal of reducing waste that is being recycled.

11. How about ______ a charity event?

• A. organizing
• B. organizes
• C. organized
• D. organizing

Answer: A. organizing
Explanation: "Organizing" fits because "How about" is followed by a gerund (-ing form).

12. We should join our hands to help ______ because they are poor.

• A. the homeless
• B. the able
• C. rich
• D. children

Answer: A. the homeless
Explanation: "The homeless" is the correct group to help in the context of this sentence.

III. ERROR CORRECTION

13. Find the underlined part that needs correction in the sentence:

• I played basketball with my classmates yesterday. We had so much fun.
• A. I
• B. played
• C. with
• D. yesterday

Answer: D. yesterday
Explanation: "Yesterday" should be used with past tense, and it is correctly used in this sentence. However, the structure is fine, and no error is needed here.