zài

Is he doing this?

What are you doing?

He didn't see me because he was on the phone the whole time.

We were studying the whole time and only ate lunch in the afternoon.

He didn’t even eat lunch because he was in meetings the whole time.

On summer evenings, many people in the park don’t want to stay in air‑conditioned rooms; instead, they want to come out for a walk.

Many books are on sale at the bookstore today.

She had a bit of a cold yesterday, and she is still coughing today.

If it weren’t for her checking again before going out whether the door was locked, I’d probably still be worried now.

She’s been looking for a place recently and wants to rent an apartment with a balcony near the company.