6. The album (相册) is__________to me as it keeps a record of my childhood life.
The building _____ in our school is for us teachers. Though there’s noise most of day, we still feel happy about it .
– I can’t get my car ___on cold winter mornings. ---Have you tried _____ the radiator with hot water?
– Did you notice John was not at work today? --- No. If _____working, I would have noticed it.
Hillen used to be very shy but she has grown _______it now.
.– Was the driving pleasant when you vacationed in Mexico last summer? --- No, it _____for four days when we arrived, so that the roads were very muddy.