依次填入下面文段中横线处的成语，最恰当的一组是有一次，记者询问国际数学大师陈省身当初为什么选择了数学，陈省身回答：别的都不会，只好做数学。与之 的是，另一记者采访著名画家黄永玉，问他当初为什么学画，他的回答也是：别的什么都不会，只好作画。两位大师 ，回答 。这难道只是偶然只是出于谦虚

They drove along with all the car windows ________.

The medicine is on sale everywhere You can get it at_______ chemist’s

Excuse me, I bought a computer from your shop last week, but it doesn’t work now.—It doesn’t matter, madam. It _________ today.

What does your grandma often do aftersupper–She ___ for a walk.