LTĐH CORRECTION MODAL

It is not necessary for you to wear formal clothes to the party this evening.

• You can’t wear formal clothes to the party this evening.
• You needn’t wear formal clothes to the party this evening.
• You must wear formal clothes to the party this evening.
• You would wear formal clothes to the party this evening.

It is compulsory for the students in this school to wear uniform.

• The students in this school must wear uniform
• The students in this school can't wear uniform.
• The students in this school may wear uniform.
• The students in this school needn't wear uniform.

It is recommended that you replace your toothbrush every 6 months.

• You needn’t replace your toothbrush every 6 months.
• You must replace your toothbrush every 6 months.
• You can replace your toothbrush every 6 months.
• You should replace your toothbrush every 6 months.

Every student is required to write an essay on the topic.

• Every student might write an essay on the topic.
• Every student must write an essay on the topic.
• Every student can’t write an essay on the topic.
• Every student needn’t write an essay on the topic.

It was impossible that she forgot to wear the helmet.

• She should have worn the helmet.
• She must have worn the helmet.
• She might have forgot to wear the helmet.
• She needn’t have forgot wearing the helmet.

It is not necessary for you to book movie tickets in advance.

• You needn’t book movie tickets in advance.
• You must book movie tickets in advance.
• You should book movie tickets in advance.
• You can’t book movie tickets in advance.

Wearing uniforms at school is mandatory for all students due to a regulation.

• All students have to wear uniforms at school because it is a rule
• All students need wear uniforms at school because it is a rule
• Wearing uniforms at school is recommended for all students.
• Wearing uniforms at school is only for some students.

Hoa is not required to feed the cats as her mother has already taken care of it.

• Hoa's mother will feed the cats later.
• Hoa is responsible for feeding the cats.
• Hoa mustn’t feed the cats because her mother has already done it.
• Hoa needn’t feed the cats because her mother has already done it.

It's crucial that you keep what I've disclosed to you a secret.

• You should share my revelation with others.
• You can tell anyone about what I've shared.
• It's not necessary to keep my revelation a secret.
• You mustn't tell anyone what I've revealed to you; it's still a secret.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions:

She has disappeared three days ago, and they are still looking for her now.

• has disappeared

• and

• are still

• for her