A.) Should countries invest in new submarines? Please elaborate your answer.

A submarine is essential to research  the undersea world or rescue the wrecked.

But  it can be used to spy or attack others secretly.

So it must be allowed only to research and rescue whereas military uses are prohibited. √

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B.) Make these sentences into English.

(07/26/21)

-물품은 어젯밤 공항에 도착했을 겁니다.

The goods would have arrived at the airport last night.

OR 

=> The goods should have arrived at the airport last night.

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-급행료를 지불하면 물품이 더 빨리

통관될 수 있습니다.

Express fare will enable the goods to be passed at customs  faster.  

OR 

=> The goods can pass customs sooner if we pay a rush fee.​

-물품이 통관에서 막혀 있는 걸 원하지

않으니까요.

Because we don't want  the goods to be stopped at customs. 

=> We don't want our goods stuck in customs.​

• Corrected : The sentences are corrected grammatically.

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