How far away is it from here to yourschool——It’s about ________

He is expected to give us a _________ description of the football game that was broadcast _________ yesterday evening .

The voyages of travellers before the 17th century show that they were not _____ the sea even though they didn’t have modern navigational aids.[ ]

Mr. Yang teaches ______math and is very strict with us.

Many people were dying ________ they didn’t get to hospital quickly enough.