교과서 5과

빈칸에 공통으로 들어갈 말로 가장 적절한 것은?

1. 1. If you ( ) someone, you interrupt what they are doing and upset them.

2. 2. If something ( )s you, it makes you feel upset or worried.

3. 3. If something is ( )ed, its position or shape is changed.

• pose

• disturb

• identify

• preserve

• maintain

다음 빈칸에 쓰일 수 없는 단어는?

Global Warming is an issue that poses a great ( ) for the next generation.

• vision

• threat

• danger

• problem

• challenge

​ (a)   ​ you ever ​ ​ (b)   ​ about sea turtles?

• Has
• learned
• learn
• Have

Sea turtles are ​ (a)   .

• endangered
• endanger
• endangering

We should not only ​ (a)   ​ recycling, but also ​ (b)   the amount of e-waste.

• encourage
• reduce
• increase
• push

단어를 바르게 배열하여 빈칸의 문장을 영작하세요.
It's only one stone of many, but without it, (전체 아치가 무너질 것이다.)

• arch

• fall

• would

• whole

• the

다음 주어진 말을 순서대로 배열하여 대화를 완성하세요.

• 4

• You're right. I saw a report on its toxicity.

• 3

• That's probably a good idea. Maybe I'll buy one, too.

• 5

• Because I'm worried about fine dust in the air.

• 1

• Yeah, you'd better. It's toxic. It can really hurt your lungs.

• 2

• Sam, why are you carrying a mask?

a keystone : a stone arch
a keystone species : ( )

• stone arches

• an ecosystem

• the biggest animal

• the most important animal

다음 대화의 'term'과 같은 의미로 쓰인 것을 두 개 고르세요.
Host: Is this a new 'term'?
Dr. Walters: Actually, the 'term' "keystone species" was first used by Dr. Robert Paine, a zoology professor, in 1969.

• I need to do better on the final 'term'.

• Don't use those discriminating 'terms' to people.

• I'm not on good 'terms' with Alice at the moment.

• You should sometimes have a long-'term' perspective.

• When a 'term' is used in a special field, it can have a different meaning.

교과서 116-117쪽을 읽고 토끼가 생태계를 유지시키는 방법이 아닌 것을 고르세요.

• 풀을 먹어 공터를 제공한다.

• 씨앗을 퍼뜨려 식물의 다양성에 기여한다.

• 몸집이 작은 동물을 먹어 개체 수를 조절한다.

• 육식 동물의 먹이가 되어 준다.

• 다른 동물들이 생존할 수 있도록 돕는다.