There are large numbers of school buses ________designed for primary schools in Taizhou.

I thinknecessary to do some running in the morning.

Tom, why did you make no reply when I called your name in the street just now?—Sorry, Jim. I to my wife on the phone.

What you for your vacation? –I plan to visit my grandparents.

I _____ the newspaper while my mother _____ TV plays yesterday evening.