imperative

不可欠な、必須の

とても重要で、必ず行うか実現する必要がある。

やさしい英語で： So important that it must be done or must happen.

• Quick action is imperative.
• It is imperative to protect the water supply.
• For their safety, it was imperative that they stay together.

使い方： it is imperative to do something (It is imperative to check the brakes.); it is imperative that… (It is imperative that everyone leave now.)

類義語： essential, vital, crucial

反対語： optional

よく使う表現： absolutely imperative, imperative to act

命令形の

相手に何かをするよう言う動詞の形に関する。

やさしい英語で： Describing the form of a verb used to tell someone to do something.

• Use an imperative verb here.
• Imperative sentences often have no stated subject.
• The teacher explained the negative imperative form.

よく使う表現： imperative mood, imperative verb, imperative sentence

命令的な

相手が従うことを求め、強い口調で命令する。

やさしい英語で： Giving a firm order that someone is expected to obey.

• His imperative tone made everyone listen.
• She spoke with an imperative voice.
• An imperative gesture sent the guards to the door.

類義語： commanding, authoritative

よく使う表現： imperative tone, imperative command, imperative gesture

必須事項、要請

非常に重要なので、必ず行わなければならないこと。

やさしい英語で： Something that must be done because it is very important.

• Protecting children is a moral imperative.
• Cutting waste has become a business imperative.
• The government faces several competing economic imperatives.

類義語： necessity, requirement, must

よく使う表現： moral imperative, economic imperative, business imperative

命令形

相手に何かをするよう言うための動詞の形。

やさしい英語で： A verb form used to tell someone to do something.

• Write this verb in the imperative.
• The imperative can express a request as well as an order.
• We practiced negative imperatives in class.

使い方： in the imperative (The verb is in the imperative.)

よく使う表現： the imperative, negative imperative