Some of the engines were not suitable for the work they were ________ for

The equipment for all of the disabled people ought to be _________ easy reach in public

It is_______that______ the students in my class is 60 and ______ students like sports.

Mr. Wang, please how to get there and the cost of the trip.— All right. I’ll it at once.

According to the air traffic rules, you should ________ off your mobile phone beforeboarding.