小题1:Reading history books can not only improve our 　　　　　 (知识) of the past but also make us think 小题1:Reading history books can not only improve our ____ (知识) of the past but also make us think. 小题2:The elderly should be spoken to ____ (礼貌地). 小题3:Deaf people can ____ (交流) with each other with sign language. 小题4:I haven’t been to that island ____ (也). 小题5:The box is ____(空的). You can keep your books in it. B. 用所给的适当形式填空。 小题6: He wrote the answers too ____ (care) and made many mistakes. 小题7:Our health will ____ (harm) if we go jogging on smoggy days. 小题8:It is my ____ (please) to volunteer for the show. 小题9:Two ____ (Canada) joined us in the English corner. 小题10:An ____ (operate) was performed in time and the boy was saved.