Don’t _______late, Mary. You have a singing competition tomorrow morning. ——Ok, dad, I’ll go to bed right now.

I have lost one of my gloves. I _____ it somewhere.[ ]

27.That was such an____question that it made me____,not knowing how to answer.

We are lucky to be among the generation of people who have________and experienced the great social changes in our country.[ ]

With April 18’s railway speedup, highway and air transport will have to compete with __________ service for passengers