Cấu Trúc Needn't / Needn't Have — Bài Tập 5

He ___ cleaned the house. The cleaners were coming tomorrow anyway.

I ___ gone to the supermarket. I found everything I needed in the kitchen.

She ___ taken the earlier train; the meeting was postponed and she had to wait for two hours at the station.

You ___ remind me of my failure; I am already painfully aware of it.

You ___ whisper. Nobody can hear us.

The letter was already open on his desk, so I ___ opened it.

She ___ worried that we'd be angry. We understood the situation perfectly. (She did worry).

You ___ be an expert to use this software. It's very user-friendly.

You ___ concern yourself with these minor details. Focus on the bigger picture.

She ___ cooked dinner. We decided to order a pizza instead.