Why weren’t you at school yesterday morning,Li Lei? —_________,sir

Those natives who _________ movefrom place to place with their animals in the past have moved into new housesat last

lack doesn’t believe that her son is able todesign a digital camera, ______

only too ready to help others, seldom, ______,refusing them when they turn to him.

It was three o’clock in theafternoon _____ a villager telephoned to tell me the surprising discovery of anancient tomb