6 a They had been driving for quite a while before they stopped.... (have) some coffee. b I've been having trouble sleeping lately so I've stopped ..... (have) coffee in the afternoon.

Ответ (EN):

1. a They had been driving for quite a while before they stopped to have some coffee.
2. b I've been having trouble sleeping lately so I've stopped having coffee in the afternoon.

Перевод (RU):

1. a Они ехали довольно долго, прежде чем остановились, чтобы выпить кофе.
2. b В последнее время у меня проблемы со сном, поэтому я перестал пить кофе днем.

Ответ: to have; having