But some doctors may not take insurance, so check ahead.

It is best to check in one hour ahead, he said.

He made her wait at every stage while he checked ahead.

I checked the route ahead for any sign of my new friends and again used tall vehicles as cover.

Best to check ahead to see who's playing.

Hours are erratic; call ahead or check with the tourist office.

No friend would have called round this evening without checking ahead by phone first.

Kirk checked ahead, both visually and with his forward sensors.

Reserve ahead and check forecasts: trips are subject to weather conditions.

Only a fraction of the collection is ever on show, so check ahead.