Bài tập - Ngữ pháp - Đại từ chỉ định: These & Those; Dạng số nhiều của danh từ; Câu hỏi với Who? How many?

1. These aren’t your books. ______ are your books.

• A. This
• B. That
• C. Those
• D. There

2. They are ______.

• A. an engineer
• B. a engineer
• C. engineer
• D. engineers

3. ______ is her brother?

• A. Who
• B. How many
• C. There
• D. This

4. There are ten ______ in the living room.

• A. person
• B. people
• C. engineer
• D. nurse

5. How many ______ are there on the table?

• A. pianos
• B. a piano
• C. pianoes
• D. piano

6. Those aren’t her ______ .

• A. sister
• B. sisters
• C. Both A & B are correct.
• D. None are correct.