4．We were all e___________ after the long journey．

3．The boy p______ to be doing homework when his father came in．

2．Our English teacher is very p_________．No matter what questions we ask her，she will tell us the answers carefully and clearly until we fully understand them．

1．We’re doing something to make our city clean，so there will be less p_______ in the future．

35．Why not ________ Yan’an for your vacation？It’s very educational．

　 A．consider to visit　　 B．to consider visiting

　 C．to consider to visit　 D．consider visiting