Modal Verbs Quiz

This box isn’t as heavy as it looks. You ________ help me with it. Thanks anyway for offering to help.

• must

• mustn’t

• might

• needn’t

Answer explanation

This box isn’t as heavy as it looks. You ________ help me with it. Thanks anyway for offering to help.

--> Cái hộp này ko nặng như bạn tưởng. Bạn ko cần giúp tôi.

--> needn't

You ________ play loud music at night. The neighbours will call the police.

• mustn’t

• needn’t

• might not

• couldn’t

Answer explanation

You ________ play loud music at night. The neighbours will call the police.

--> Bạn ko được phép chơi nhạc lớn vào ban đêm. Người láng giềng sẽ gọi cảnh sát

-->mustn't Vo

You __________ stand up. There are a lot of seats available on the bus.

• couldn’t

• mustn’t

• needn’t

• might not

Answer explanation

You __________ stand up. There are a lot of seats available on the bus.             

--> Bạn ko cần đứng. Có nhiều ghế trống trên xe buýt.

--> needn't

People who use public parks __________ clean up after themselves.

• must

• may

• ought

• might

Answer explanation

People who use public parks __________ clean up after themselves.

-->Người sử dụng công viên công cộng phải dọn dẹp

--> must Vo

Our company provides free advice on the use of our products. You _________ pay us.

• must

• have to

• needn’t

• mustn’t

Answer explanation

Our company provides free advice on the use of our products. You _________ pay us.

 --> Công ty chúng tôi cung cấp lời tư vấn miễn phí cho sản phẩm. Bạn ko cần trả tiền cho chúng tôi.

--> needn't Vo

We ________open the lion`s cage. It is contrary to Zoo regulations.

• must

• mustn`t

• needn`t

• should

Answer explanation

We ________open the lion`s cage. It is contrary to Zoo regulations.

--> chúng ta không được mở chuồng sư tử. Nó trái với qui định của sở thú

--> mustn't Vo

Carl _________studied harder; he failed the test again.

• must have

• should have

• could have

• needn`t have

Answer explanation

Carl _________studied harder; he failed the test again.

--> Carl đáng lẽ nên học hành chăm chỉ, anh ấy lại thi rớt 1 lần nữa.

--> should have

"Would you like to go with me to the Williams` wedding next month?" "I`m not sure. I __________be too busy with school work."

• will

• might

• maybe

• should

Answer explanation

Would you like to go with me to the Williams` wedding next month?" "I`m not sure. I __________be too busy with school work."

--> có I'm not sure

--> may/might Vo

A lot of pesticide residue can___________unwashed produce

• find        

• found    

• be finding     

• be found

Answer explanation

A lot of pesticide residue can_____unwashed produce

-> nhiều thuốc trừ sâu được tìm thấy trong những sản phẩm chưa rửa.

-->câu bị động: can be found

Today, many serious childhood diseases________by early immunization

• are preventing 

• can prevent  

• prevent     

• can be prevented

Answer explanation

Today, many serious childhood diseases________by early immunization

--> có by là bị động

--> can be prevented