根据句意，用括号内所给单词的适当形式填空，并在空格上填入所缺单词。（共5小题，每小题1分，共5分）。
小题1: Every day he goes home__________ (direct) after work.
小题2:Lisa watched until the train____________(appear) from view.
小题3:I have __________(keep) this book for two weeks
小题4:Cutting down trees is a bad _________(behave).
小题5:Most people have come to realize the _________(important) of learning English.
根据句意及首字母填空。（共5小题，每小题1分，共5分）。
小题6:I’m sorry to d____________ you, but can I talk to you for a moment?
小题7:It’s our duty to p_____________ the animals.
小题8:The air here is so bad , it is difficult for me to b_____________ .
小题9:The main p__________of the activity is to raise money for homeless people
小题10:Actions speak l____________ than words.
