The safety hood was an early gas mask. A gas mask allows people to breathe in (23) _____________ where there is a lot of smoke or dangerous chemicals in the air.

We are exhausted. We must have a _____________.

I know the meeting will be on _____________ in June, but I don't know the exact date yet

Literature is a compulsory subject in our education, which means every student has to study the subject.

Mark the letter A, B, C, or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.

 If you are walking across the school yard and see your teacher approaching you, a small friendly wave is appropriate.

respect/our ancestors/one/traditions/our people

Mark the letter A, B, C, or D to indicate the most suitable response to complete each of the following exchanges.

 - "You did a really good job on your midterm exam. Keep going!" – “____________”

It was a fine day for a picnic, _____________ it was rather cold.

Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.

It was such a complicated task that I couldn't do it myself.

I failed the exam. My mother was disappointed.

past/children /not have/many / form /entertainment

Despite the metric system is used throughout the world, it is still not commonly used in the United States.

I was not aware of what was happening after I tripped and knocked my head against the table.

Could you please turn off _____________ oven? The potatoes are going to be burned.

Take /your shoes / when / go /a Japanese house

My granddad used to be a _____________ smoker but he gave it up years ago.