英語構文・文法の土台第17回: 使役・知覚構文

中心イメージ

使役構文は、「自分が直接やる」のではなく、誰か・何かを動かす形。

表現	中心イメージ	形
make	そうさせる、強め	make someone do
let	させてあげる、許す	let someone do
have	手配してやってもらう	have someone do
get	説得・調整してやってもらう	get someone to do
see / hear / notice	見る・聞く・気づく	see someone do / doing

ニュアンス比較

make / let / have / get

This incident made us rethink the release process.
Let me check the logs first.
I'll have the platform team review it.
I'll get someone from legal to review it.

make は強制や原因。let は許可。have は手配。get は依頼・調整して動いてもらう感じ。

have someone do / get someone to do

I'll have Ken check the numbers.
I'll get Ken to check the numbers.

have は役割として当然やってもらう感じ。get は調整して依頼する感じが少し強い。

see someone do / see someone doing

I saw the test fail.
I saw the test failing.

do は出来事全体を見た感じ。doing は途中の状態を見た感じ。

日本語トラップ

`make someone to do`

NG: This made us to rethink the design.
OK: This made us rethink the design.

make someone do は to を入れない。

`let me to check`

NG: Let me to check.
OK: Let me check.

let someone do も to を入れない。

`get someone do`

NG: I'll get someone review it.
OK: I'll get someone to review it.

get someone to do は to が必要。

実務例文

Meeting

This made us rethink the rollout plan.
Let me clarify the requirement first.
We'll have the security team review the design.

PR review

This change makes the flow easier to test.
Could we get someone from QA to check this path?
I noticed the test failing only in CI.

Incident

The outage made us revisit the alert thresholds.
We had the database team check the failover logs.
I saw the error rate increasing after the deployment.

3秒練習

日本語	英語
この障害でロールアウト計画を見直すことになりました	This incident made us rethink the rollout plan.
まず要件を確認させてください	Let me clarify the requirement first.
セキュリティチームに設計をレビューしてもらいます	We’ll have the security team review the design.
CIでだけテストが失敗しているのに気づきました	I noticed the test failing only in CI.